81210838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{10831}}^1$

素因数の和:11019

約数の個数: 16

約数和(自身を含む): 127904256

約数和(自身を除く): 46693418

約数列:

[1, 2, 23, 46, 163, 326, 3749, 7498, 10831, 21662, 249113, 498226, 1765453, 3530906, 40605419, 81210838]

約数ペア:

[(1, 81210838), (2, 40605419), (23, 3530906), (46, 1765453), (163, 498226), (326, 249113), (3749, 21662), (7498, 10831)]