2187875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:799

約数の個数: 16

約数和(自身を含む): 2852928

約数和(自身を除く): 665053

約数列:

[1, 5, 23, 25, 115, 125, 575, 761, 2875, 3805, 17503, 19025, 87515, 95125, 437575, 2187875]

約数ペア:

[(1, 2187875), (5, 437575), (23, 95125), (25, 87515), (115, 19025), (125, 17503), (575, 3805), (761, 2875)]