72505279

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12899}}^1$

素因数の和:12990

約数の個数: 16

約数和(自身を含む): 91641600

約数和(自身を除く): 19136321

約数列:

[1, 7, 11, 73, 77, 511, 803, 5621, 12899, 90293, 141889, 941627, 993223, 6591389, 10357897, 72505279]

約数ペア:

[(1, 72505279), (7, 10357897), (11, 6591389), (73, 993223), (77, 941627), (511, 141889), (803, 90293), (5621, 12899)]