489390922

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{28859}}^1$

素因数の和:29061

約数の個数: 16

約数和(自身を含む): 751514400

約数和(自身を除く): 262123478

約数列:

[1, 2, 61, 122, 139, 278, 8479, 16958, 28859, 57718, 1760399, 3520798, 4011401, 8022802, 244695461, 489390922]

約数ペア:

[(1, 489390922), (2, 244695461), (61, 8022802), (122, 4011401), (139, 3520798), (278, 1760399), (8479, 57718), (16958, 28859)]