31396839

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:958

約数の個数: 16

約数和(自身を含む): 42706944

約数和(自身を除く): 11310105

約数列:

[1, 3, 71, 213, 223, 661, 669, 1983, 15833, 46931, 47499, 140793, 147403, 442209, 10465613, 31396839]

約数ペア:

[(1, 31396839), (3, 10465613), (71, 442209), (213, 147403), (223, 140793), (661, 47499), (669, 46931), (1983, 15833)]