12651587

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 15966720

約数和(自身を除く): 3315133

約数列:

[1, 13, 17, 19, 23, 131, 221, 247, 299, 323, 391, 437, 1703, 2227, 2489, 3013, 4199, 5083, 5681, 7429, 28951, 32357, 39169, 42313, 51221, 57247, 96577, 550069, 665873, 744211, 973199, 12651587]

約数ペア:

[(1, 12651587), (13, 973199), (17, 744211), (19, 665873), (23, 550069), (131, 96577), (221, 57247), (247, 51221), (299, 42313), (323, 39169), (391, 32357), (437, 28951), (1703, 7429), (2227, 5681), (2489, 5083), (3013, 4199)]