12856575

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 22561056

約数和(自身を除く): 9704481

約数列:

[1, 3, 5, 15, 25, 37, 41, 75, 111, 113, 123, 185, 205, 339, 555, 565, 615, 925, 1025, 1517, 1695, 2775, 2825, 3075, 4181, 4551, 4633, 7585, 8475, 12543, 13899, 20905, 22755, 23165, 37925, 62715, 69495, 104525, 113775, 115825, 171421, 313575, 347475, 514263, 857105, 2571315, 4285525, 12856575]

約数ペア:

[(1, 12856575), (3, 4285525), (5, 2571315), (15, 857105), (25, 514263), (37, 347475), (41, 313575), (75, 171421), (111, 115825), (113, 113775), (123, 104525), (185, 69495), (205, 62715), (339, 37925), (555, 23165), (565, 22755), (615, 20905), (925, 13899), (1025, 12543), (1517, 8475), (1695, 7585), (2775, 4633), (2825, 4551), (3075, 4181)]