4252521

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 7184128

約数和(自身を除く): 2931607

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 421, 481, 777, 1263, 1443, 2947, 3367, 5473, 8841, 10101, 15577, 16419, 38311, 46731, 109039, 114933, 202501, 327117, 607503, 1417507, 4252521]

約数ペア:

[(1, 4252521), (3, 1417507), (7, 607503), (13, 327117), (21, 202501), (37, 114933), (39, 109039), (91, 46731), (111, 38311), (259, 16419), (273, 15577), (421, 10101), (481, 8841), (777, 5473), (1263, 3367), (1443, 2947)]