225535779

素因数分解:

$3^3\times 7^2\times {\mathrm{170473}}^1$

素因数の和:170496

約数の個数: 24

約数和(自身を含む): 388680720

約数和(自身を除く): 163144941

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 170473, 511419, 1193311, 1534257, 3579933, 4602771, 8353177, 10739799, 25059531, 32219397, 75178593, 225535779]

約数ペア:

[(1, 225535779), (3, 75178593), (7, 32219397), (9, 25059531), (21, 10739799), (27, 8353177), (49, 4602771), (63, 3579933), (147, 1534257), (189, 1193311), (441, 511419), (1323, 170473)]