1289148948

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{691}}^1\times {\mathrm{1787}}^1$

素因数の和:2517

約数の個数: 72

約数和(自身を含む): 3377818080

約数和(自身を除く): 2088669132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 691, 1044, 1382, 1787, 2073, 2764, 3574, 4146, 5361, 6219, 7148, 8292, 10722, 12438, 16083, 20039, 21444, 24876, 32166, 40078, 51823, 60117, 64332, 80156, 103646, 120234, 155469, 180351, 207292, 240468, 310938, 360702, 466407, 621876, 721404, 932814, 1234817, 1865628, 2469634, 3704451, 4939268, 7408902, 11113353, 14817804, 22226706, 35809693, 44453412, 71619386, 107429079, 143238772, 214858158, 322287237, 429716316, 644574474, 1289148948]

約数ペア:

[(1, 1289148948), (2, 644574474), (3, 429716316), (4, 322287237), (6, 214858158), (9, 143238772), (12, 107429079), (18, 71619386), (29, 44453412), (36, 35809693), (58, 22226706), (87, 14817804), (116, 11113353), (174, 7408902), (261, 4939268), (348, 3704451), (522, 2469634), (691, 1865628), (1044, 1234817), (1382, 932814), (1787, 721404), (2073, 621876), (2764, 466407), (3574, 360702), (4146, 310938), (5361, 240468), (6219, 207292), (7148, 180351), (8292, 155469), (10722, 120234), (12438, 103646), (16083, 80156), (20039, 64332), (21444, 60117), (24876, 51823), (32166, 40078)]