215684584

素因数分解:

$2^3\times {\mathrm{1229}}^1\times {\mathrm{21937}}^1$

素因数の和:23172

約数の個数: 16

約数和(自身を含む): 404756100

約数和(自身を除く): 189071516

約数列:

[1, 2, 4, 8, 1229, 2458, 4916, 9832, 21937, 43874, 87748, 175496, 26960573, 53921146, 107842292, 215684584]

約数ペア:

[(1, 215684584), (2, 107842292), (4, 53921146), (8, 26960573), (1229, 175496), (2458, 87748), (4916, 43874), (9832, 21937)]