31331270

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{23917}}^1$

素因数の和:24055

約数の個数: 16

約数和(自身を含む): 56829168

約数和(自身を除く): 25497898

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 23917, 47834, 119585, 239170, 3133127, 6266254, 15665635, 31331270]

約数ペア:

[(1, 31331270), (2, 15665635), (5, 6266254), (10, 3133127), (131, 239170), (262, 119585), (655, 47834), (1310, 23917)]