218779684

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{5623}}^1$

素因数の和:5835

約数の個数: 24

約数和(自身を含む): 391160448

約数和(自身を除く): 172380764

約数列:

[1, 2, 4, 71, 137, 142, 274, 284, 548, 5623, 9727, 11246, 19454, 22492, 38908, 399233, 770351, 798466, 1540702, 1596932, 3081404, 54694921, 109389842, 218779684]

約数ペア:

[(1, 218779684), (2, 109389842), (4, 54694921), (71, 3081404), (137, 1596932), (142, 1540702), (274, 798466), (284, 770351), (548, 399233), (5623, 38908), (9727, 22492), (11246, 19454)]