81126311

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 100329120

約数和(自身を除く): 19202809

約数列:

[1, 7, 29, 37, 49, 203, 259, 1073, 1421, 1543, 1813, 7511, 10801, 44747, 52577, 57091, 75607, 313229, 399637, 1655639, 2192603, 2797459, 11589473, 81126311]

約数ペア:

[(1, 81126311), (7, 11589473), (29, 2797459), (37, 2192603), (49, 1655639), (203, 399637), (259, 313229), (1073, 75607), (1421, 57091), (1543, 52577), (1813, 44747), (7511, 10801)]