128838762

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:625

約数の個数: 80

約数和(自身を含む): 313945632

約数和(自身を除く): 185106870

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 131, 162, 234, 262, 351, 393, 467, 702, 786, 934, 1053, 1179, 1401, 1703, 2106, 2358, 2802, 3406, 3537, 4203, 5109, 6071, 7074, 8406, 10218, 10611, 12142, 12609, 15327, 18213, 21222, 25218, 30654, 36426, 37827, 45981, 54639, 61177, 75654, 91962, 109278, 122354, 137943, 163917, 183531, 275886, 327834, 367062, 491751, 550593, 795301, 983502, 1101186, 1590602, 1651779, 2385903, 3303558, 4771806, 4955337, 7157709, 9910674, 14315418, 21473127, 42946254, 64419381, 128838762]

約数ペア:

[(1, 128838762), (2, 64419381), (3, 42946254), (6, 21473127), (9, 14315418), (13, 9910674), (18, 7157709), (26, 4955337), (27, 4771806), (39, 3303558), (54, 2385903), (78, 1651779), (81, 1590602), (117, 1101186), (131, 983502), (162, 795301), (234, 550593), (262, 491751), (351, 367062), (393, 327834), (467, 275886), (702, 183531), (786, 163917), (934, 137943), (1053, 122354), (1179, 109278), (1401, 91962), (1703, 75654), (2106, 61177), (2358, 54639), (2802, 45981), (3406, 37827), (3537, 36426), (4203, 30654), (5109, 25218), (6071, 21222), (7074, 18213), (8406, 15327), (10218, 12609), (10611, 12142)]