17778847996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{7621}}^1$

素因数の和:7704

約数の個数: 144

約数和(自身を含む): 42179538240

約数和(自身を除く): 24400690244

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 29, 34, 52, 58, 68, 91, 116, 119, 169, 182, 203, 221, 238, 338, 364, 377, 406, 442, 476, 493, 676, 754, 812, 884, 986, 1183, 1508, 1547, 1972, 2366, 2639, 2873, 3094, 3451, 4732, 4901, 5278, 5746, 6188, 6409, 6902, 7621, 9802, 10556, 11492, 12818, 13804, 15242, 19604, 20111, 25636, 30484, 34307, 40222, 44863, 53347, 68614, 80444, 83317, 89726, 99073, 106694, 129557, 137228, 166634, 179452, 198146, 213388, 221009, 259114, 333268, 396292, 442018, 518228, 583219, 693511, 884036, 906899, 1166438, 1287949, 1387022, 1547063, 1684241, 1813798, 2332876, 2575898, 2774044, 2873117, 3094126, 3368482, 3627596, 3757153, 5151796, 5746234, 6188252, 6736964, 7514306, 9015643, 11492468, 11789687, 15028612, 18031286, 20111819, 21895133, 23579374, 26300071, 36062572, 37350521, 40223638, 43790266, 47158748, 48842989, 52600142, 74701042, 80447276, 87580532, 97685978, 105200284, 149402084, 153265931, 195371956, 261453647, 306531862, 341900923, 522907294, 613063724, 634958857, 683801846, 1045814588, 1269917714, 1367603692, 2539835428, 4444711999, 8889423998, 17778847996]

約数ペア:

[(1, 17778847996), (2, 8889423998), (4, 4444711999), (7, 2539835428), (13, 1367603692), (14, 1269917714), (17, 1045814588), (26, 683801846), (28, 634958857), (29, 613063724), (34, 522907294), (52, 341900923), (58, 306531862), (68, 261453647), (91, 195371956), (116, 153265931), (119, 149402084), (169, 105200284), (182, 97685978), (203, 87580532), (221, 80447276), (238, 74701042), (338, 52600142), (364, 48842989), (377, 47158748), (406, 43790266), (442, 40223638), (476, 37350521), (493, 36062572), (676, 26300071), (754, 23579374), (812, 21895133), (884, 20111819), (986, 18031286), (1183, 15028612), (1508, 11789687), (1547, 11492468), (1972, 9015643), (2366, 7514306), (2639, 6736964), (2873, 6188252), (3094, 5746234), (3451, 5151796), (4732, 3757153), (4901, 3627596), (5278, 3368482), (5746, 3094126), (6188, 2873117), (6409, 2774044), (6902, 2575898), (7621, 2332876), (9802, 1813798), (10556, 1684241), (11492, 1547063), (12818, 1387022), (13804, 1287949), (15242, 1166438), (19604, 906899), (20111, 884036), (25636, 693511), (30484, 583219), (34307, 518228), (40222, 442018), (44863, 396292), (53347, 333268), (68614, 259114), (80444, 221009), (83317, 213388), (89726, 198146), (99073, 179452), (106694, 166634), (129557, 137228)]