42120735

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68489}}^1$

素因数の和:68538

約数の個数: 16

約数和(自身を含む): 69037920

約数和(自身を除く): 26917185

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 68489, 205467, 342445, 1027335, 2808049, 8424147, 14040245, 42120735]

約数ペア:

[(1, 42120735), (3, 14040245), (5, 8424147), (15, 2808049), (41, 1027335), (123, 342445), (205, 205467), (615, 68489)]