2015230905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{45281}}^1$

素因数の和:45358

約数の個数: 48

約数和(自身を含む): 3729787776

約数和(自身を除く): 1714556871

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 645, 989, 1035, 1935, 2967, 4945, 8901, 14835, 44505, 45281, 135843, 226405, 407529, 679215, 1041463, 1947083, 2037645, 3124389, 5207315, 5841249, 9373167, 9735415, 15621945, 17523747, 29206245, 44782909, 46865835, 87618735, 134348727, 223914545, 403046181, 671743635, 2015230905]

約数ペア:

[(1, 2015230905), (3, 671743635), (5, 403046181), (9, 223914545), (15, 134348727), (23, 87618735), (43, 46865835), (45, 44782909), (69, 29206245), (115, 17523747), (129, 15621945), (207, 9735415), (215, 9373167), (345, 5841249), (387, 5207315), (645, 3124389), (989, 2037645), (1035, 1947083), (1935, 1041463), (2967, 679215), (4945, 407529), (8901, 226405), (14835, 135843), (44505, 45281)]