28191028

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3727}}^1$

素因数の和:3823

約数の個数: 24

約数和(自身を含む): 51774464

約数和(自身を除く): 23583436

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3727, 3782, 7454, 7564, 14908, 115537, 227347, 231074, 454694, 462148, 909388, 7047757, 14095514, 28191028]

約数ペア:

[(1, 28191028), (2, 14095514), (4, 7047757), (31, 909388), (61, 462148), (62, 454694), (122, 231074), (124, 227347), (244, 115537), (1891, 14908), (3727, 7564), (3782, 7454)]