1255455

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1213}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 2272608

約数和(自身を除く): 1017153

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1213, 3639, 6065, 10917, 18195, 27899, 54585, 83697, 139495, 251091, 418485, 1255455]

約数ペア:

[(1, 1255455), (3, 418485), (5, 251091), (9, 139495), (15, 83697), (23, 54585), (45, 27899), (69, 18195), (115, 10917), (207, 6065), (345, 3639), (1035, 1213)]