81935908

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{8263}}^1$

素因数の和:8371

約数の個数: 24

約数和(自身を含む): 149479232

約数和(自身を除く): 67543324

約数列:

[1, 2, 4, 37, 67, 74, 134, 148, 268, 2479, 4958, 8263, 9916, 16526, 33052, 305731, 553621, 611462, 1107242, 1222924, 2214484, 20483977, 40967954, 81935908]

約数ペア:

[(1, 81935908), (2, 40967954), (4, 20483977), (37, 2214484), (67, 1222924), (74, 1107242), (134, 611462), (148, 553621), (268, 305731), (2479, 33052), (4958, 16526), (8263, 9916)]