72787239

素因数分解:

$3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{4603}}^1$

素因数の和:4867

約数の個数: 24

約数和(自身を含む): 120661632

約数和(自身を除く): 47874393

約数列:

[1, 3, 7, 9, 21, 63, 251, 753, 1757, 2259, 4603, 5271, 13809, 15813, 32221, 41427, 96663, 289989, 1155353, 3466059, 8087471, 10398177, 24262413, 72787239]

約数ペア:

[(1, 72787239), (3, 24262413), (7, 10398177), (9, 8087471), (21, 3466059), (63, 1155353), (251, 289989), (753, 96663), (1757, 41427), (2259, 32221), (4603, 15813), (5271, 13809)]