42128115

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68501}}^1$

素因数の和:68550

約数の個数: 16

約数和(自身を含む): 69050016

約数和(自身を除く): 26921901

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 68501, 205503, 342505, 1027515, 2808541, 8425623, 14042705, 42128115]

約数ペア:

[(1, 42128115), (3, 14042705), (5, 8425623), (15, 2808541), (41, 1027515), (123, 342505), (205, 205503), (615, 68501)]