157401230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{321227}}^1$

素因数の和:321248

約数の個数: 24

約数和(自身を含む): 329579928

約数和(自身を除く): 172178698

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 321227, 642454, 1606135, 2248589, 3212270, 4497178, 11242945, 15740123, 22485890, 31480246, 78700615, 157401230]

約数ペア:

[(1, 157401230), (2, 78700615), (5, 31480246), (7, 22485890), (10, 15740123), (14, 11242945), (35, 4497178), (49, 3212270), (70, 2248589), (98, 1606135), (245, 642454), (490, 321227)]