81538122

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{438377}}^1$

素因数の和:438413

約数の個数: 16

約数和(自身を含む): 168337152

約数和(自身を除く): 86799030

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 438377, 876754, 1315131, 2630262, 13589687, 27179374, 40769061, 81538122]

約数ペア:

[(1, 81538122), (2, 40769061), (3, 27179374), (6, 13589687), (31, 2630262), (62, 1315131), (93, 876754), (186, 438377)]