12881091419

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{121039}}^1$

素因数の和:121730

約数の個数: 16

約数和(自身を含む): 15384668160

約数和(自身を除く): 2503576741

約数列:

[1, 7, 23, 161, 661, 4627, 15203, 106421, 121039, 847273, 2783897, 19487279, 80006779, 560047453, 1840155917, 12881091419]

約数ペア:

[(1, 12881091419), (7, 1840155917), (23, 560047453), (161, 80006779), (661, 19487279), (4627, 2783897), (15203, 847273), (106421, 121039)]