72073421

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{1549}}^1$

素因数の和:1613

約数の個数: 24

約数和(自身を含む): 91363200

約数和(自身を除く): 19289779

約数列:

[1, 7, 17, 23, 119, 161, 289, 391, 1549, 2023, 2737, 6647, 10843, 26333, 35627, 46529, 184331, 249389, 447661, 605659, 3133627, 4239613, 10296203, 72073421]

約数ペア:

[(1, 72073421), (7, 10296203), (17, 4239613), (23, 3133627), (119, 605659), (161, 447661), (289, 249389), (391, 184331), (1549, 46529), (2023, 35627), (2737, 26333), (6647, 10843)]