26431065

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18947}}^1$

素因数の和:18989

約数の個数: 24

約数和(自身を含む): 47294208

約数和(自身を除く): 20863143

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 18947, 56841, 94735, 170523, 284205, 587357, 852615, 1762071, 2936785, 5286213, 8810355, 26431065]

約数ペア:

[(1, 26431065), (3, 8810355), (5, 5286213), (9, 2936785), (15, 1762071), (31, 852615), (45, 587357), (93, 284205), (155, 170523), (279, 94735), (465, 56841), (1395, 18947)]