81871314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{11959}}^1$

素因数の和:12134

約数の個数: 32

約数和(自身を含む): 188298240

約数和(自身を除く): 106426926

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 3423, 6846, 11959, 23918, 35877, 71754, 83713, 167426, 251139, 502278, 1949317, 3898634, 5847951, 11695902, 13645219, 27290438, 40935657, 81871314]

約数ペア:

[(1, 81871314), (2, 40935657), (3, 27290438), (6, 13645219), (7, 11695902), (14, 5847951), (21, 3898634), (42, 1949317), (163, 502278), (326, 251139), (489, 167426), (978, 83713), (1141, 71754), (2282, 35877), (3423, 23918), (6846, 11959)]