13722605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 18918144

約数和(自身を除く): 5195539

約数列:

[1, 5, 13, 23, 65, 67, 115, 137, 299, 335, 685, 871, 1495, 1541, 1781, 3151, 4355, 7705, 8905, 9179, 15755, 20033, 40963, 45895, 100165, 119327, 204815, 211117, 596635, 1055585, 2744521, 13722605]

約数ペア:

[(1, 13722605), (5, 2744521), (13, 1055585), (23, 596635), (65, 211117), (67, 204815), (115, 119327), (137, 100165), (299, 45895), (335, 40963), (685, 20033), (871, 15755), (1495, 9179), (1541, 8905), (1781, 7705), (3151, 4355)]