38319905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 50398200

約数和(自身を除く): 12078295

約数列:

[1, 5, 13, 65, 101, 169, 449, 505, 845, 1313, 2245, 5837, 6565, 17069, 29185, 45349, 75881, 85345, 226745, 379405, 589537, 2947685, 7663981, 38319905]

約数ペア:

[(1, 38319905), (5, 7663981), (13, 2947685), (65, 589537), (101, 379405), (169, 226745), (449, 85345), (505, 75881), (845, 45349), (1313, 29185), (2245, 17069), (5837, 6565)]