81126836

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{28687}}^1$

素因数の和:28799

約数の個数: 24

約数和(自身を含む): 163865856

約数和(自身を除く): 82739020

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 28687, 57374, 114748, 200809, 401618, 803236, 2897387, 5794774, 11589548, 20281709, 40563418, 81126836]

約数ペア:

[(1, 81126836), (2, 40563418), (4, 20281709), (7, 11589548), (14, 5794774), (28, 2897387), (101, 803236), (202, 401618), (404, 200809), (707, 114748), (1414, 57374), (2828, 28687)]