385256848

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:1015

約数の個数: 40

約数和(自身を含む): 755576640

約数和(自身を除く): 370319792

約数列:

[1, 2, 4, 8, 16, 139, 278, 311, 556, 557, 622, 1112, 1114, 1244, 2224, 2228, 2488, 4456, 4976, 8912, 43229, 77423, 86458, 154846, 172916, 173227, 309692, 345832, 346454, 619384, 691664, 692908, 1238768, 1385816, 2771632, 24078553, 48157106, 96314212, 192628424, 385256848]

約数ペア:

[(1, 385256848), (2, 192628424), (4, 96314212), (8, 48157106), (16, 24078553), (139, 2771632), (278, 1385816), (311, 1238768), (556, 692908), (557, 691664), (622, 619384), (1112, 346454), (1114, 345832), (1244, 309692), (2224, 173227), (2228, 172916), (2488, 154846), (4456, 86458), (4976, 77423), (8912, 43229)]