31026981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2377}}^1$

素因数の和:2628

約数の個数: 16

約数和(自身を含む): 43755200

約数和(自身を除く): 12728219

約数列:

[1, 3, 19, 57, 229, 687, 2377, 4351, 7131, 13053, 45163, 135489, 544333, 1632999, 10342327, 31026981]

約数ペア:

[(1, 31026981), (3, 10342327), (19, 1632999), (57, 544333), (229, 135489), (687, 45163), (2377, 13053), (4351, 7131)]