31353174

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{24533}}^1$

素因数の和:24612

約数の個数: 24

約数和(自身を含む): 68891472

約数和(自身を除く): 37538298

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 24533, 49066, 73599, 147198, 220797, 441594, 1741843, 3483686, 5225529, 10451058, 15676587, 31353174]

約数ペア:

[(1, 31353174), (2, 15676587), (3, 10451058), (6, 5225529), (9, 3483686), (18, 1741843), (71, 441594), (142, 220797), (213, 147198), (426, 73599), (639, 49066), (1278, 24533)]