215492705

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1\times {\mathrm{1231}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 261617664

約数和(自身を除く): 46124959

約数列:

[1, 5, 157, 223, 785, 1115, 1231, 6155, 35011, 175055, 193267, 274513, 966335, 1372565, 43098541, 215492705]

約数ペア:

[(1, 215492705), (5, 43098541), (157, 1372565), (223, 966335), (785, 274513), (1115, 193267), (1231, 175055), (6155, 35011)]