661738137

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269987}}^1$

素因数の和:270052

約数の個数: 16

約数和(自身を含む): 950357760

約数和(自身を除く): 288619623

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 269987, 809961, 5129753, 11609441, 15389259, 34828323, 220579379, 661738137]

約数ペア:

[(1, 661738137), (3, 220579379), (19, 34828323), (43, 15389259), (57, 11609441), (129, 5129753), (817, 809961), (2451, 269987)]