26066815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3911}}^1$

素因数の和:3990

約数の個数: 16

約数和(自身を含む): 33048576

約数和(自身を除く): 6981761

約数列:

[1, 5, 31, 43, 155, 215, 1333, 3911, 6665, 19555, 121241, 168173, 606205, 840865, 5213363, 26066815]

約数ペア:

[(1, 26066815), (5, 5213363), (31, 840865), (43, 606205), (155, 168173), (215, 121241), (1333, 19555), (3911, 6665)]