778879798

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{40037}}^1$

素因数の和:40247

約数の個数: 16

約数和(自身を含む): 1193452704

約数和(自身を除く): 414572906

約数列:

[1, 2, 71, 137, 142, 274, 9727, 19454, 40037, 80074, 2842627, 5485069, 5685254, 10970138, 389439899, 778879798]

約数ペア:

[(1, 778879798), (2, 389439899), (71, 10970138), (137, 5685254), (142, 5485069), (274, 2842627), (9727, 80074), (19454, 40037)]