207632990

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 378280800

約数和(自身を除く): 170647810

約数列:

[1, 2, 5, 10, 149, 298, 331, 421, 662, 745, 842, 1490, 1655, 2105, 3310, 4210, 49319, 62729, 98638, 125458, 139351, 246595, 278702, 313645, 493190, 627290, 696755, 1393510, 20763299, 41526598, 103816495, 207632990]

約数ペア:

[(1, 207632990), (2, 103816495), (5, 41526598), (10, 20763299), (149, 1393510), (298, 696755), (331, 627290), (421, 493190), (662, 313645), (745, 278702), (842, 246595), (1490, 139351), (1655, 125458), (2105, 98638), (3310, 62729), (4210, 49319)]