71285913

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{51769}}^1$

素因数の和:51798

約数の個数: 20

約数和(自身を含む): 112755060

約数和(自身を除く): 41469147

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 51769, 155307, 465921, 880073, 1397763, 2640219, 4193289, 7920657, 23761971, 71285913]

約数ペア:

[(1, 71285913), (3, 23761971), (9, 7920657), (17, 4193289), (27, 2640219), (51, 1397763), (81, 880073), (153, 465921), (459, 155307), (1377, 51769)]