28481336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1583}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 57879360

約数和(自身を除く): 29398024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173, 346, 692, 1384, 1583, 2249, 3166, 4498, 6332, 8996, 12664, 17992, 20579, 41158, 82316, 164632, 273859, 547718, 1095436, 2190872, 3560167, 7120334, 14240668, 28481336]

約数ペア:

[(1, 28481336), (2, 14240668), (4, 7120334), (8, 3560167), (13, 2190872), (26, 1095436), (52, 547718), (104, 273859), (173, 164632), (346, 82316), (692, 41158), (1384, 20579), (1583, 17992), (2249, 12664), (3166, 8996), (4498, 6332)]