397622466

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{56209}}^1$

素因数の和:56351

約数の個数: 32

約数和(自身を含む): 890366400

約数和(自身を除く): 492743934

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 3537, 7074, 56209, 112418, 168627, 337254, 505881, 1011762, 1517643, 3035286, 7363379, 14726758, 22090137, 44180274, 66270411, 132540822, 198811233, 397622466]

約数ペア:

[(1, 397622466), (2, 198811233), (3, 132540822), (6, 66270411), (9, 44180274), (18, 22090137), (27, 14726758), (54, 7363379), (131, 3035286), (262, 1517643), (393, 1011762), (786, 505881), (1179, 337254), (2358, 168627), (3537, 112418), (7074, 56209)]