81202419

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{9733}}^1$

素因数の和:9848

約数の個数: 20

約数和(自身を含む): 122492656

約数和(自身を除く): 41290237

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 9733, 29199, 87597, 262791, 788373, 1002499, 3007497, 9022491, 27067473, 81202419]

約数ペア:

[(1, 81202419), (3, 27067473), (9, 9022491), (27, 3007497), (81, 1002499), (103, 788373), (309, 262791), (927, 87597), (2781, 29199), (8343, 9733)]