421371587

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{2719}}^1$

素因数の和:2883

約数の個数: 24

約数和(自身を含む): 525634560

約数和(自身を除く): 104262973

約数列:

[1, 7, 13, 91, 131, 169, 917, 1183, 1703, 2719, 11921, 19033, 22139, 35347, 154973, 247429, 356189, 459511, 2493323, 3216577, 4630457, 32413199, 60195941, 421371587]

約数ペア:

[(1, 421371587), (7, 60195941), (13, 32413199), (91, 4630457), (131, 3216577), (169, 2493323), (917, 459511), (1183, 356189), (1703, 247429), (2719, 154973), (11921, 35347), (19033, 22139)]