31421169

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89519}}^1$

素因数の和:89541

約数の個数: 16

約数和(自身を含む): 50131200

約数和(自身を除く): 18710031

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 89519, 268557, 805671, 1163747, 2417013, 3491241, 10473723, 31421169]

約数ペア:

[(1, 31421169), (3, 10473723), (9, 3491241), (13, 2417013), (27, 1163747), (39, 805671), (117, 268557), (351, 89519)]