28009004

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{601}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 50163456

約数和(自身を除く): 22154452

約数列:

[1, 2, 4, 61, 122, 191, 244, 382, 601, 764, 1202, 2404, 11651, 23302, 36661, 46604, 73322, 114791, 146644, 229582, 459164, 7002251, 14004502, 28009004]

約数ペア:

[(1, 28009004), (2, 14004502), (4, 7002251), (61, 459164), (122, 229582), (191, 146644), (244, 114791), (382, 73322), (601, 46604), (764, 36661), (1202, 23302), (2404, 11651)]