8139872

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1191

約数の個数: 48

約数和(自身を含む): 18289152

約数和(自身を除く): 10149280

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1151, 1768, 2302, 3536, 4604, 7072, 9208, 14963, 18416, 19567, 29926, 36832, 39134, 59852, 78268, 119704, 156536, 239408, 254371, 313072, 478816, 508742, 626144, 1017484, 2034968, 4069936, 8139872]

約数ペア:

[(1, 8139872), (2, 4069936), (4, 2034968), (8, 1017484), (13, 626144), (16, 508742), (17, 478816), (26, 313072), (32, 254371), (34, 239408), (52, 156536), (68, 119704), (104, 78268), (136, 59852), (208, 39134), (221, 36832), (272, 29926), (416, 19567), (442, 18416), (544, 14963), (884, 9208), (1151, 7072), (1768, 4604), (2302, 3536)]