64420746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 146361600

約数和(自身を除く): 81940854

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 149, 241, 298, 299, 447, 482, 598, 723, 894, 897, 1446, 1794, 1937, 3133, 3427, 3874, 5543, 5811, 6266, 6854, 9399, 10281, 11086, 11622, 16629, 18798, 20562, 33258, 35909, 44551, 71818, 72059, 89102, 107727, 133653, 144118, 215454, 216177, 267306, 432354, 466817, 825907, 933634, 1400451, 1651814, 2477721, 2800902, 4955442, 10736791, 21473582, 32210373, 64420746]

約数ペア:

[(1, 64420746), (2, 32210373), (3, 21473582), (6, 10736791), (13, 4955442), (23, 2800902), (26, 2477721), (39, 1651814), (46, 1400451), (69, 933634), (78, 825907), (138, 466817), (149, 432354), (241, 267306), (298, 216177), (299, 215454), (447, 144118), (482, 133653), (598, 107727), (723, 89102), (894, 72059), (897, 71818), (1446, 44551), (1794, 35909), (1937, 33258), (3133, 20562), (3427, 18798), (3874, 16629), (5543, 11622), (5811, 11086), (6266, 10281), (6854, 9399)]