8871575

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{983}}^1$

素因数の和:1031

約数の個数: 18

約数和(自身を含む): 11622024

約数和(自身を除く): 2750449

約数列:

[1, 5, 19, 25, 95, 361, 475, 983, 1805, 4915, 9025, 18677, 24575, 93385, 354863, 466925, 1774315, 8871575]

約数ペア:

[(1, 8871575), (5, 1774315), (19, 466925), (25, 354863), (95, 93385), (361, 24575), (475, 18677), (983, 9025), (1805, 4915)]