380047778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{421339}}^1$

素因数の和:421393

約数の個数: 16

約数和(自身を含む): 637066080

約数和(自身を除く): 257018302

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 421339, 842678, 4634729, 9269458, 17274899, 34549798, 190023889, 380047778]

約数ペア:

[(1, 380047778), (2, 190023889), (11, 34549798), (22, 17274899), (41, 9269458), (82, 4634729), (451, 842678), (902, 421339)]