861694906

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 1341699840

約数和(自身を除く): 480004934

約数列:

[1, 2, 61, 67, 122, 134, 271, 389, 542, 778, 4087, 8174, 16531, 18157, 23729, 26063, 33062, 36314, 47458, 52126, 105419, 210838, 1107577, 1589843, 2215154, 3179686, 6430559, 7063073, 12861118, 14126146, 430847453, 861694906]

約数ペア:

[(1, 861694906), (2, 430847453), (61, 14126146), (67, 12861118), (122, 7063073), (134, 6430559), (271, 3179686), (389, 2215154), (542, 1589843), (778, 1107577), (4087, 210838), (8174, 105419), (16531, 52126), (18157, 47458), (23729, 36314), (26063, 33062)]