217355593

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{18233}}^1$

素因数の和:18384

約数の個数: 16

約数和(自身を含む): 269571456

約数和(自身を除く): 52215863

約数列:

[1, 7, 13, 91, 131, 917, 1703, 11921, 18233, 127631, 237029, 1659203, 2388523, 16719661, 31050799, 217355593]

約数ペア:

[(1, 217355593), (7, 31050799), (13, 16719661), (91, 2388523), (131, 1659203), (917, 237029), (1703, 127631), (11921, 18233)]