138713185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 185889312

約数和(自身を除く): 47176127

約数列:

[1, 5, 13, 37, 65, 137, 185, 421, 481, 685, 1781, 2105, 2405, 5069, 5473, 8905, 15577, 25345, 27365, 57677, 65897, 77885, 202501, 288385, 329485, 749801, 1012505, 2134049, 3749005, 10670245, 27742637, 138713185]

約数ペア:

[(1, 138713185), (5, 27742637), (13, 10670245), (37, 3749005), (65, 2134049), (137, 1012505), (185, 749801), (421, 329485), (481, 288385), (685, 202501), (1781, 77885), (2105, 65897), (2405, 57677), (5069, 27365), (5473, 25345), (8905, 15577)]