221208441

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{547}}^1\times {\mathrm{827}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 297656064

約数和(自身を除く): 76447623

約数列:

[1, 3, 163, 489, 547, 827, 1641, 2481, 89161, 134801, 267483, 404403, 452369, 1357107, 73736147, 221208441]

約数ペア:

[(1, 221208441), (3, 73736147), (163, 1357107), (489, 452369), (547, 404403), (827, 267483), (1641, 134801), (2481, 89161)]