42123045

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 69465600

約数和(自身を除く): 27342555

約数列:

[1, 3, 5, 15, 47, 141, 149, 235, 401, 447, 705, 745, 1203, 2005, 2235, 6015, 7003, 18847, 21009, 35015, 56541, 59749, 94235, 105045, 179247, 282705, 298745, 896235, 2808203, 8424609, 14041015, 42123045]

約数ペア:

[(1, 42123045), (3, 14041015), (5, 8424609), (15, 2808203), (47, 896235), (141, 298745), (149, 282705), (235, 179247), (401, 105045), (447, 94235), (705, 59749), (745, 56541), (1203, 35015), (2005, 21009), (2235, 18847), (6015, 7003)]