20090315

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30211}}^1$

素因数の和:30242

約数の個数: 16

約数和(自身を含む): 29003520

約数和(自身を除く): 8913205

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30211, 151055, 211477, 574009, 1057385, 2870045, 4018063, 20090315]

約数ペア:

[(1, 20090315), (5, 4018063), (7, 2870045), (19, 1057385), (35, 574009), (95, 211477), (133, 151055), (665, 30211)]