1237795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 1622880

約数和(自身を除く): 385085

約数列:

[1, 5, 13, 65, 137, 139, 685, 695, 1781, 1807, 8905, 9035, 19043, 95215, 247559, 1237795]

約数ペア:

[(1, 1237795), (5, 247559), (13, 95215), (65, 19043), (137, 9035), (139, 8905), (685, 1807), (695, 1781)]