8120493

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{3457}}^1$

素因数の和:3498

約数の個数: 20

約数和(自身を含む): 12552540

約数和(自身を除く): 4432047

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 3457, 10371, 31113, 93339, 100253, 280017, 300759, 902277, 2706831, 8120493]

約数ペア:

[(1, 8120493), (3, 2706831), (9, 902277), (27, 300759), (29, 280017), (81, 100253), (87, 93339), (261, 31113), (783, 10371), (2349, 3457)]