221475604

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{192923}}^1$

素因数の和:192975

約数の個数: 24

約数和(自身を含む): 453757248

約数和(自身を除く): 232281644

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 192923, 385846, 771692, 1350461, 2700922, 5401844, 7909843, 15819686, 31639372, 55368901, 110737802, 221475604]

約数ペア:

[(1, 221475604), (2, 110737802), (4, 55368901), (7, 31639372), (14, 15819686), (28, 7909843), (41, 5401844), (82, 2700922), (164, 1350461), (287, 771692), (574, 385846), (1148, 192923)]