142720845

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{106907}}^1$

素因数の和:107004

約数の個数: 16

約数和(自身を含む): 230921280

約数和(自身を除く): 88200435

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 106907, 320721, 534535, 1603605, 9514723, 28544169, 47573615, 142720845]

約数ペア:

[(1, 142720845), (3, 47573615), (5, 28544169), (15, 9514723), (89, 1603605), (267, 534535), (445, 320721), (1335, 106907)]