216863631

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{4493}}^1$

素因数の和:4703

約数の個数: 24

約数和(自身を含む): 325293696

約数和(自身を除く): 108430065

約数列:

[1, 3, 9, 31, 93, 173, 279, 519, 1557, 4493, 5363, 13479, 16089, 40437, 48267, 139283, 417849, 777289, 1253547, 2331867, 6995601, 24095959, 72287877, 216863631]

約数ペア:

[(1, 216863631), (3, 72287877), (9, 24095959), (31, 6995601), (93, 2331867), (173, 1253547), (279, 777289), (519, 417849), (1557, 139283), (4493, 48267), (5363, 40437), (13479, 16089)]