407478316

素因数分解:

$2^2\times 7^2\times {\mathrm{2078971}}^1$

素因数の和:2078989

約数の個数: 18

約数和(自身を含む): 829509828

約数和(自身を除く): 422031512

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2078971, 4157942, 8315884, 14552797, 29105594, 58211188, 101869579, 203739158, 407478316]

約数ペア:

[(1, 407478316), (2, 203739158), (4, 101869579), (7, 58211188), (14, 29105594), (28, 14552797), (49, 8315884), (98, 4157942), (196, 2078971)]