31516165

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 38485440

約数和(自身を除く): 6969275

約数列:

[1, 5, 137, 139, 331, 685, 695, 1655, 19043, 45347, 46009, 95215, 226735, 230045, 6303233, 31516165]

約数ペア:

[(1, 31516165), (5, 6303233), (137, 230045), (139, 226735), (331, 95215), (685, 46009), (695, 45347), (1655, 19043)]