210681195

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{128857}}^1$

素因数の和:128974

約数の個数: 16

約数和(自身を含む): 340185120

約数和(自身を除く): 129503925

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 128857, 386571, 644285, 1932855, 14045413, 42136239, 70227065, 210681195]

約数ペア:

[(1, 210681195), (3, 70227065), (5, 42136239), (15, 14045413), (109, 1932855), (327, 644285), (545, 386571), (1635, 128857)]