81072873

素因数分解:

$3^3\times 7^1\times {\mathrm{428957}}^1$

素因数の和:428973

約数の個数: 16

約数和(自身を含む): 137266560

約数和(自身を除く): 56193687

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 428957, 1286871, 3002699, 3860613, 9008097, 11581839, 27024291, 81072873]

約数ペア:

[(1, 81072873), (3, 27024291), (7, 11581839), (9, 9008097), (21, 3860613), (27, 3002699), (63, 1286871), (189, 428957)]