138991605

素因数分解:

$3^1\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{7639}}^1$

素因数の和:8860

約数の個数: 16

約数和(自身を含む): 222599040

約数和(自身を除く): 83607435

約数列:

[1, 3, 5, 15, 1213, 3639, 6065, 7639, 18195, 22917, 38195, 114585, 9266107, 27798321, 46330535, 138991605]

約数ペア:

[(1, 138991605), (3, 46330535), (5, 27798321), (15, 9266107), (1213, 114585), (3639, 38195), (6065, 22917), (7639, 18195)]