128780834

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 246758400

約数和(自身を除く): 117977566

約数列:

[1, 2, 7, 13, 14, 26, 59, 67, 91, 118, 134, 179, 182, 358, 413, 469, 767, 826, 871, 938, 1253, 1534, 1742, 2327, 2506, 3953, 4654, 5369, 6097, 7906, 10561, 10738, 11993, 12194, 16289, 21122, 23986, 27671, 32578, 51389, 55342, 73927, 83951, 102778, 137293, 147854, 155909, 167902, 274586, 311818, 359723, 707587, 719446, 961051, 1091363, 1415174, 1922102, 2182726, 4953109, 9198631, 9906218, 18397262, 64390417, 128780834]

約数ペア:

[(1, 128780834), (2, 64390417), (7, 18397262), (13, 9906218), (14, 9198631), (26, 4953109), (59, 2182726), (67, 1922102), (91, 1415174), (118, 1091363), (134, 961051), (179, 719446), (182, 707587), (358, 359723), (413, 311818), (469, 274586), (767, 167902), (826, 155909), (871, 147854), (938, 137293), (1253, 102778), (1534, 83951), (1742, 73927), (2327, 55342), (2506, 51389), (3953, 32578), (4654, 27671), (5369, 23986), (6097, 21122), (7906, 16289), (10561, 12194), (10738, 11993)]