31551238

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{977}}^1$

素因数の和:1287

約数の個数: 16

約数和(自身を含む): 48281904

約数和(自身を除く): 16730666

約数列:

[1, 2, 67, 134, 241, 482, 977, 1954, 16147, 32294, 65459, 130918, 235457, 470914, 15775619, 31551238]

約数ペア:

[(1, 31551238), (2, 15775619), (67, 470914), (134, 235457), (241, 130918), (482, 65459), (977, 32294), (1954, 16147)]