218190828

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{43189}}^1$

素因数の和:43617

約数の個数: 24

約数和(自身を含む): 510333040

約数和(自身を除く): 292142212

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 5052, 43189, 86378, 129567, 172756, 259134, 518268, 18182569, 36365138, 54547707, 72730276, 109095414, 218190828]

約数ペア:

[(1, 218190828), (2, 109095414), (3, 72730276), (4, 54547707), (6, 36365138), (12, 18182569), (421, 518268), (842, 259134), (1263, 172756), (1684, 129567), (2526, 86378), (5052, 43189)]