128745542

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{5479}}^1$

素因数の和:5891

約数の個数: 16

約数和(自身を含む): 199910400

約数和(自身を除く): 71164858

約数列:

[1, 2, 31, 62, 379, 758, 5479, 10958, 11749, 23498, 169849, 339698, 2076541, 4153082, 64372771, 128745542]

約数ペア:

[(1, 128745542), (2, 64372771), (31, 4153082), (62, 2076541), (379, 339698), (758, 169849), (5479, 23498), (10958, 11749)]