218690693

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1697}}^1$

素因数の和:2164

約数の個数: 16

約数和(自身を含む): 246468096

約数和(自身を除く): 27777403

約数列:

[1, 13, 23, 299, 431, 1697, 5603, 9913, 22061, 39031, 128869, 507403, 731407, 9508291, 16822361, 218690693]

約数ペア:

[(1, 218690693), (13, 16822361), (23, 9508291), (299, 731407), (431, 507403), (1697, 128869), (5603, 39031), (9913, 22061)]