704865321

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{280711}}^1$

素因数の和:280754

約数の個数: 20

約数和(自身を含む): 1086916864

約数和(自身を除く): 382051543

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 280711, 842133, 2526399, 7579197, 8702041, 22737591, 26106123, 78318369, 234955107, 704865321]

約数ペア:

[(1, 704865321), (3, 234955107), (9, 78318369), (27, 26106123), (31, 22737591), (81, 8702041), (93, 7579197), (279, 2526399), (837, 842133), (2511, 280711)]