187505838

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1250

約数の個数: 72

約数和(自身を含む): 448603272

約数和(自身を除く): 261097434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 169, 234, 318, 338, 477, 507, 689, 954, 1014, 1163, 1378, 1521, 2067, 2326, 3042, 3489, 4134, 6201, 6978, 8957, 10467, 12402, 15119, 17914, 20934, 26871, 30238, 45357, 53742, 61639, 80613, 90714, 123278, 136071, 161226, 184917, 196547, 272142, 369834, 393094, 554751, 589641, 801307, 1109502, 1179282, 1602614, 1768923, 2403921, 3537846, 4807842, 7211763, 10416991, 14423526, 20833982, 31250973, 62501946, 93752919, 187505838]

約数ペア:

[(1, 187505838), (2, 93752919), (3, 62501946), (6, 31250973), (9, 20833982), (13, 14423526), (18, 10416991), (26, 7211763), (39, 4807842), (53, 3537846), (78, 2403921), (106, 1768923), (117, 1602614), (159, 1179282), (169, 1109502), (234, 801307), (318, 589641), (338, 554751), (477, 393094), (507, 369834), (689, 272142), (954, 196547), (1014, 184917), (1163, 161226), (1378, 136071), (1521, 123278), (2067, 90714), (2326, 80613), (3042, 61639), (3489, 53742), (4134, 45357), (6201, 30238), (6978, 26871), (8957, 20934), (10467, 17914), (12402, 15119)]