87451804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{4721}}^1$

素因数の和:5157

約数の個数: 24

約数和(自身を含む): 167385456

約数和(自身を除く): 79933652

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 1684, 4631, 4721, 9262, 9442, 18524, 18884, 51931, 103862, 207724, 1987541, 3975082, 7950164, 21862951, 43725902, 87451804]

約数ペア:

[(1, 87451804), (2, 43725902), (4, 21862951), (11, 7950164), (22, 3975082), (44, 1987541), (421, 207724), (842, 103862), (1684, 51931), (4631, 18884), (4721, 18524), (9262, 9442)]