388520853842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{14143}}^1$

素因数の和:14679

約数の個数: 64

約数和(自身を含む): 661368913920

約数和(自身を除く): 272848060078

約数列:

[1, 2, 11, 22, 43, 71, 86, 142, 409, 473, 781, 818, 946, 1562, 3053, 4499, 6106, 8998, 14143, 17587, 28286, 29039, 33583, 35174, 58078, 67166, 155573, 193457, 311146, 319429, 386914, 608149, 638858, 1004153, 1216298, 1248677, 2008306, 2497354, 5784487, 6689639, 11045683, 11568974, 13379278, 13735447, 22091366, 27470894, 43178579, 63629357, 86357158, 127258714, 248732941, 410698577, 474964369, 497465882, 821397154, 949928738, 2736062351, 4517684347, 5472124702, 9035368694, 17660038811, 35320077622, 194260426921, 388520853842]

約数ペア:

[(1, 388520853842), (2, 194260426921), (11, 35320077622), (22, 17660038811), (43, 9035368694), (71, 5472124702), (86, 4517684347), (142, 2736062351), (409, 949928738), (473, 821397154), (781, 497465882), (818, 474964369), (946, 410698577), (1562, 248732941), (3053, 127258714), (4499, 86357158), (6106, 63629357), (8998, 43178579), (14143, 27470894), (17587, 22091366), (28286, 13735447), (29039, 13379278), (33583, 11568974), (35174, 11045683), (58078, 6689639), (67166, 5784487), (155573, 2497354), (193457, 2008306), (311146, 1248677), (319429, 1216298), (386914, 1004153), (608149, 638858)]