920533491

素因数分解:

$3^4\times {\mathrm{1699}}^1\times {\mathrm{6689}}^1$

素因数の和:8400

約数の個数: 20

約数和(自身を含む): 1376133000

約数和(自身を除く): 455599509

約数列:

[1, 3, 9, 27, 81, 1699, 5097, 6689, 15291, 20067, 45873, 60201, 137619, 180603, 541809, 11364611, 34093833, 102281499, 306844497, 920533491]

約数ペア:

[(1, 920533491), (3, 306844497), (9, 102281499), (27, 34093833), (81, 11364611), (1699, 541809), (5097, 180603), (6689, 137619), (15291, 60201), (20067, 45873)]