388860108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20947}}^1$

素因数の和:20991

約数の個数: 96

約数和(自身を含む): 1182472704

約数和(自身を除く): 793612596

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 34, 39, 42, 51, 52, 68, 78, 84, 91, 102, 119, 156, 182, 204, 221, 238, 273, 357, 364, 442, 476, 546, 663, 714, 884, 1092, 1326, 1428, 1547, 2652, 3094, 4641, 6188, 9282, 18564, 20947, 41894, 62841, 83788, 125682, 146629, 251364, 272311, 293258, 356099, 439887, 544622, 586516, 712198, 816933, 879774, 1068297, 1089244, 1424396, 1633866, 1759548, 1906177, 2136594, 2492693, 3267732, 3812354, 4273188, 4629287, 4985386, 5718531, 7478079, 7624708, 9258574, 9970772, 11437062, 13887861, 14956158, 18517148, 22874124, 27775722, 29912316, 32405009, 55551444, 64810018, 97215027, 129620036, 194430054, 388860108]

約数ペア:

[(1, 388860108), (2, 194430054), (3, 129620036), (4, 97215027), (6, 64810018), (7, 55551444), (12, 32405009), (13, 29912316), (14, 27775722), (17, 22874124), (21, 18517148), (26, 14956158), (28, 13887861), (34, 11437062), (39, 9970772), (42, 9258574), (51, 7624708), (52, 7478079), (68, 5718531), (78, 4985386), (84, 4629287), (91, 4273188), (102, 3812354), (119, 3267732), (156, 2492693), (182, 2136594), (204, 1906177), (221, 1759548), (238, 1633866), (273, 1424396), (357, 1089244), (364, 1068297), (442, 879774), (476, 816933), (546, 712198), (663, 586516), (714, 544622), (884, 439887), (1092, 356099), (1326, 293258), (1428, 272311), (1547, 251364), (2652, 146629), (3094, 125682), (4641, 83788), (6188, 62841), (9282, 41894), (18564, 20947)]