64565145

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 116605632

約数和(自身を除く): 52040487

約数列:

[1, 3, 5, 9, 15, 43, 45, 61, 129, 183, 215, 305, 387, 547, 549, 645, 915, 1641, 1935, 2623, 2735, 2745, 4923, 7869, 8205, 13115, 23521, 23607, 24615, 33367, 39345, 70563, 100101, 117605, 118035, 166835, 211689, 300303, 352815, 500505, 1058445, 1434781, 1501515, 4304343, 7173905, 12913029, 21521715, 64565145]

約数ペア:

[(1, 64565145), (3, 21521715), (5, 12913029), (9, 7173905), (15, 4304343), (43, 1501515), (45, 1434781), (61, 1058445), (129, 500505), (183, 352815), (215, 300303), (305, 211689), (387, 166835), (547, 118035), (549, 117605), (645, 100101), (915, 70563), (1641, 39345), (1935, 33367), (2623, 24615), (2735, 23607), (2745, 23521), (4923, 13115), (7869, 8205)]