31558956

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 88397568

約数和(自身を除く): 56838612

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 53, 66, 78, 106, 132, 143, 156, 159, 212, 286, 318, 347, 429, 572, 583, 636, 689, 694, 858, 1041, 1166, 1378, 1388, 1716, 1749, 2067, 2082, 2332, 2756, 3498, 3817, 4134, 4164, 4511, 6996, 7579, 7634, 8268, 9022, 11451, 13533, 15158, 15268, 18044, 18391, 22737, 22902, 27066, 30316, 36782, 45474, 45804, 49621, 54132, 55173, 73564, 90948, 99242, 110346, 148863, 198484, 202301, 220692, 239083, 297726, 404602, 478166, 595452, 606903, 717249, 809204, 956332, 1213806, 1434498, 2427612, 2629913, 2868996, 5259826, 7889739, 10519652, 15779478, 31558956]

約数ペア:

[(1, 31558956), (2, 15779478), (3, 10519652), (4, 7889739), (6, 5259826), (11, 2868996), (12, 2629913), (13, 2427612), (22, 1434498), (26, 1213806), (33, 956332), (39, 809204), (44, 717249), (52, 606903), (53, 595452), (66, 478166), (78, 404602), (106, 297726), (132, 239083), (143, 220692), (156, 202301), (159, 198484), (212, 148863), (286, 110346), (318, 99242), (347, 90948), (429, 73564), (572, 55173), (583, 54132), (636, 49621), (689, 45804), (694, 45474), (858, 36782), (1041, 30316), (1166, 27066), (1378, 22902), (1388, 22737), (1716, 18391), (1749, 18044), (2067, 15268), (2082, 15158), (2332, 13533), (2756, 11451), (3498, 9022), (3817, 8268), (4134, 7634), (4164, 7579), (4511, 6996)]