213401612

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{22907}}^1$

素因数の和:23065

約数の個数: 24

約数和(自身を含む): 398324304

約数和(自身を除く): 184922692

約数列:

[1, 2, 4, 17, 34, 68, 137, 274, 548, 2329, 4658, 9316, 22907, 45814, 91628, 389419, 778838, 1557676, 3138259, 6276518, 12553036, 53350403, 106700806, 213401612]

約数ペア:

[(1, 213401612), (2, 106700806), (4, 53350403), (17, 12553036), (34, 6276518), (68, 3138259), (137, 1557676), (274, 778838), (548, 389419), (2329, 91628), (4658, 45814), (9316, 22907)]