188640981

素因数分解:

$3^4\times {\mathrm{1021}}^1\times {\mathrm{2281}}^1$

素因数の和:3314

約数の個数: 20

約数和(自身を含む): 282196684

約数和(自身を除く): 93555703

約数列:

[1, 3, 9, 27, 81, 1021, 2281, 3063, 6843, 9189, 20529, 27567, 61587, 82701, 184761, 2328901, 6986703, 20960109, 62880327, 188640981]

約数ペア:

[(1, 188640981), (3, 62880327), (9, 20960109), (27, 6986703), (81, 2328901), (1021, 184761), (2281, 82701), (3063, 61587), (6843, 27567), (9189, 20529)]