31949289

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{8513}}^1$

素因数の和:8661

約数の個数: 16

約数和(自身を含む): 47678400

約数和(自身を除く): 15729111

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 8513, 25539, 76617, 229851, 1183307, 3549921, 10649763, 31949289]

約数ペア:

[(1, 31949289), (3, 10649763), (9, 3549921), (27, 1183307), (139, 229851), (417, 76617), (1251, 25539), (3753, 8513)]