31290063

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20411}}^1$

素因数の和:20494

約数の個数: 16

約数和(自身を含む): 48335616

約数和(自身を除く): 17045553

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 20411, 61233, 142877, 428631, 1490003, 4470009, 10430021, 31290063]

約数ペア:

[(1, 31290063), (3, 10430021), (7, 4470009), (21, 1490003), (73, 428631), (219, 142877), (511, 61233), (1533, 20411)]