9221990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3191}}^1$

素因数の和:3232

約数の個数: 24

約数和(自身を含む): 17638992

約数和(自身を除く): 8417002

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 3191, 6382, 15955, 31910, 54247, 108494, 271235, 542470, 922199, 1844398, 4610995, 9221990]

約数ペア:

[(1, 9221990), (2, 4610995), (5, 1844398), (10, 922199), (17, 542470), (34, 271235), (85, 108494), (170, 54247), (289, 31910), (578, 15955), (1445, 6382), (2890, 3191)]