28778974

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{9473}}^1$

素因数の和:9520

約数の個数: 24

約数和(自身を含む): 51841728

約数和(自身を除く): 23062754

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 9473, 18946, 66311, 132622, 293663, 464177, 587326, 928354, 2055641, 4111282, 14389487, 28778974]

約数ペア:

[(1, 28778974), (2, 14389487), (7, 4111282), (14, 2055641), (31, 928354), (49, 587326), (62, 464177), (98, 293663), (217, 132622), (434, 66311), (1519, 18946), (3038, 9473)]