1555147505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{139663}}^1$

素因数の和:139816

約数の個数: 16

約数和(自身を含む): 1991049984

約数和(自身を除く): 435902479

約数列:

[1, 5, 17, 85, 131, 655, 2227, 11135, 139663, 698315, 2374271, 11871355, 18295853, 91479265, 311029501, 1555147505]

約数ペア:

[(1, 1555147505), (5, 311029501), (17, 91479265), (85, 18295853), (131, 11871355), (655, 2374271), (2227, 698315), (11135, 139663)]