42407955

素因数分解:

$3^4\times 5^1\times {\mathrm{104711}}^1$

素因数の和:104728

約数の個数: 20

約数和(自身を含む): 76020912

約数和(自身を除く): 33612957

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 104711, 314133, 523555, 942399, 1570665, 2827197, 4711995, 8481591, 14135985, 42407955]

約数ペア:

[(1, 42407955), (3, 14135985), (5, 8481591), (9, 4711995), (15, 2827197), (27, 1570665), (45, 942399), (81, 523555), (135, 314133), (405, 104711)]