686497604

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 1487517696

約数和(自身を除く): 801020092

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 41, 47, 52, 62, 68, 82, 94, 124, 164, 169, 188, 221, 338, 403, 442, 527, 533, 611, 676, 697, 799, 806, 884, 1054, 1066, 1222, 1271, 1394, 1457, 1598, 1612, 1927, 2108, 2132, 2444, 2542, 2788, 2873, 2914, 3196, 3854, 5084, 5239, 5746, 5828, 6851, 6929, 7708, 7943, 9061, 10387, 10478, 11492, 13702, 13858, 15886, 16523, 18122, 18941, 20774, 20956, 21607, 24769, 25051, 27404, 27716, 31772, 32759, 33046, 36244, 37882, 41548, 43214, 49538, 50102, 59737, 65518, 66092, 75764, 86428, 89063, 99076, 100204, 117793, 119474, 131036, 135031, 178126, 214799, 235586, 238948, 246233, 270062, 280891, 321997, 325663, 356252, 425867, 429598, 471172, 492466, 540124, 561782, 643994, 651326, 776581, 851734, 859196, 984932, 1015529, 1123564, 1287988, 1302652, 1553162, 1703468, 2031058, 3106324, 3651583, 4062116, 4185961, 5536271, 7303166, 8371922, 10095553, 11072542, 13201877, 14606332, 16743844, 20191106, 22145084, 26403754, 40382212, 52807508, 171624401, 343248802, 686497604]

約数ペア:

[(1, 686497604), (2, 343248802), (4, 171624401), (13, 52807508), (17, 40382212), (26, 26403754), (31, 22145084), (34, 20191106), (41, 16743844), (47, 14606332), (52, 13201877), (62, 11072542), (68, 10095553), (82, 8371922), (94, 7303166), (124, 5536271), (164, 4185961), (169, 4062116), (188, 3651583), (221, 3106324), (338, 2031058), (403, 1703468), (442, 1553162), (527, 1302652), (533, 1287988), (611, 1123564), (676, 1015529), (697, 984932), (799, 859196), (806, 851734), (884, 776581), (1054, 651326), (1066, 643994), (1222, 561782), (1271, 540124), (1394, 492466), (1457, 471172), (1598, 429598), (1612, 425867), (1927, 356252), (2108, 325663), (2132, 321997), (2444, 280891), (2542, 270062), (2788, 246233), (2873, 238948), (2914, 235586), (3196, 214799), (3854, 178126), (5084, 135031), (5239, 131036), (5746, 119474), (5828, 117793), (6851, 100204), (6929, 99076), (7708, 89063), (7943, 86428), (9061, 75764), (10387, 66092), (10478, 65518), (11492, 59737), (13702, 50102), (13858, 49538), (15886, 43214), (16523, 41548), (18122, 37882), (18941, 36244), (20774, 33046), (20956, 32759), (21607, 31772), (24769, 27716), (25051, 27404)]