42001605

素因数分解:

$3^3\times 5^1\times {\mathrm{311123}}^1$

素因数の和:311137

約数の個数: 16

約数和(自身を含む): 74669760

約数和(自身を除く): 32668155

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 311123, 933369, 1555615, 2800107, 4666845, 8400321, 14000535, 42001605]

約数ペア:

[(1, 42001605), (3, 14000535), (5, 8400321), (9, 4666845), (15, 2800107), (27, 1555615), (45, 933369), (135, 311123)]