2581268

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 4711392

約数和(自身を除く): 2130124

約数列:

[1, 2, 4, 37, 74, 107, 148, 163, 214, 326, 428, 652, 3959, 6031, 7918, 12062, 15836, 17441, 24124, 34882, 69764, 645317, 1290634, 2581268]

約数ペア:

[(1, 2581268), (2, 1290634), (4, 645317), (37, 69764), (74, 34882), (107, 24124), (148, 17441), (163, 15836), (214, 12062), (326, 7918), (428, 6031), (652, 3959)]