1380457862

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{442171}}^1$

素因数の和:442403

約数の個数: 16

約数和(自身を含む): 2377116672

約数和(自身を除く): 996658810

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 442171, 884342, 3095197, 6190394, 98604133, 197208266, 690228931, 1380457862]

約数ペア:

[(1, 1380457862), (2, 690228931), (7, 197208266), (14, 98604133), (223, 6190394), (446, 3095197), (1561, 884342), (3122, 442171)]