81891774154

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{2981569}}^1$

素因数の和:2982045

約数の個数: 16

約数和(自身を含む): 127086439680

約数和(自身を除く): 45194665526

約数列:

[1, 2, 31, 62, 443, 886, 13733, 27466, 2981569, 5963138, 92428639, 184857278, 1320835067, 2641670134, 40945887077, 81891774154]

約数ペア:

[(1, 81891774154), (2, 40945887077), (31, 2641670134), (62, 1320835067), (443, 184857278), (886, 92428639), (13733, 5963138), (27466, 2981569)]