51978039

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1150

約数の個数: 16

約数和(自身を含む): 70709760

約数和(自身を除く): 18731721

約数列:

[1, 3, 61, 183, 439, 647, 1317, 1941, 26779, 39467, 80337, 118401, 284033, 852099, 17326013, 51978039]

約数ペア:

[(1, 51978039), (3, 17326013), (61, 852099), (183, 284033), (439, 118401), (647, 80337), (1317, 39467), (1941, 26779)]