9803915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 12895200

約数和(自身を除く): 3091285

約数列:

[1, 5, 11, 55, 397, 449, 1985, 2245, 4367, 4939, 21835, 24695, 178253, 891265, 1960783, 9803915]

約数ペア:

[(1, 9803915), (5, 1960783), (11, 891265), (55, 178253), (397, 24695), (449, 21835), (1985, 4939), (2245, 4367)]