487489535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{25951}}^1$

素因数の和:26003

約数の個数: 24

約数和(自身を含む): 669250176

約数和(自身を除く): 181760641

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1445, 3757, 18785, 25951, 129755, 337363, 441167, 1686815, 2205835, 5735171, 7499839, 28675855, 37499195, 97497907, 487489535]

約数ペア:

[(1, 487489535), (5, 97497907), (13, 37499195), (17, 28675855), (65, 7499839), (85, 5735171), (221, 2205835), (289, 1686815), (1105, 441167), (1445, 337363), (3757, 129755), (18785, 25951)]