7157985

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 11950848

約数和(自身を除く): 4792863

約数列:

[1, 3, 5, 15, 41, 103, 113, 123, 205, 309, 339, 515, 565, 615, 1545, 1695, 4223, 4633, 11639, 12669, 13899, 21115, 23165, 34917, 58195, 63345, 69495, 174585, 477199, 1431597, 2385995, 7157985]

約数ペア:

[(1, 7157985), (3, 2385995), (5, 1431597), (15, 477199), (41, 174585), (103, 69495), (113, 63345), (123, 58195), (205, 34917), (309, 23165), (339, 21115), (515, 13899), (565, 12669), (615, 11639), (1545, 4633), (1695, 4223)]