641431974

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1\times {\mathrm{2843}}^1$

素因数の和:4092

約数の個数: 32

約数和(自身を含む): 1325804544

約数和(自身を除く): 684372570

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 1213, 2426, 2843, 3639, 5686, 7278, 8529, 17058, 37603, 75206, 88133, 112809, 176266, 225618, 264399, 528798, 3448559, 6897118, 10345677, 20691354, 106905329, 213810658, 320715987, 641431974]

約数ペア:

[(1, 641431974), (2, 320715987), (3, 213810658), (6, 106905329), (31, 20691354), (62, 10345677), (93, 6897118), (186, 3448559), (1213, 528798), (2426, 264399), (2843, 225618), (3639, 176266), (5686, 112809), (7278, 88133), (8529, 75206), (17058, 37603)]