5720115

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 9580032

約数和(自身を除く): 3859917

約数列:

[1, 3, 5, 15, 41, 71, 123, 131, 205, 213, 355, 393, 615, 655, 1065, 1965, 2911, 5371, 8733, 9301, 14555, 16113, 26855, 27903, 43665, 46505, 80565, 139515, 381341, 1144023, 1906705, 5720115]

約数ペア:

[(1, 5720115), (3, 1906705), (5, 1144023), (15, 381341), (41, 139515), (71, 80565), (123, 46505), (131, 43665), (205, 27903), (213, 26855), (355, 16113), (393, 14555), (615, 9301), (655, 8733), (1065, 5371), (1965, 2911)]