71891673

素因数分解:

$3^1\times 7^2\times {\mathrm{479}}^1\times {\mathrm{1021}}^1$

素因数の和:1517

約数の個数: 24

約数和(自身を含む): 111847680

約数和(自身を除く): 39956007

約数列:

[1, 3, 7, 21, 49, 147, 479, 1021, 1437, 3063, 3353, 7147, 10059, 21441, 23471, 50029, 70413, 150087, 489059, 1467177, 3423413, 10270239, 23963891, 71891673]

約数ペア:

[(1, 71891673), (3, 23963891), (7, 10270239), (21, 3423413), (49, 1467177), (147, 489059), (479, 150087), (1021, 70413), (1437, 50029), (3063, 23471), (3353, 21441), (7147, 10059)]