2178135

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 3822000

約数和(自身を除く): 1643865

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 499, 873, 1455, 1497, 2495, 4365, 4491, 7485, 22455, 48403, 145209, 242015, 435627, 726045, 2178135]

約数ペア:

[(1, 2178135), (3, 726045), (5, 435627), (9, 242015), (15, 145209), (45, 48403), (97, 22455), (291, 7485), (485, 4491), (499, 4365), (873, 2495), (1455, 1497)]