28168238

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{12497}}^1$

素因数の和:12536

約数の個数: 24

約数和(自身を含む): 51291792

約数和(自身を除く): 23123554

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 12497, 24994, 87479, 174958, 287431, 574862, 612353, 1224706, 2012017, 4024034, 14084119, 28168238]

約数ペア:

[(1, 28168238), (2, 14084119), (7, 4024034), (14, 2012017), (23, 1224706), (46, 612353), (49, 574862), (98, 287431), (161, 174958), (322, 87479), (1127, 24994), (2254, 12497)]