8708551479

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 13695203808

約数和(自身を除く): 4986652329

約数列:

[1, 3, 9, 23, 43, 61, 69, 129, 183, 207, 373, 387, 549, 989, 1119, 1403, 1849, 2623, 2967, 3357, 4209, 5547, 7869, 8579, 8901, 12627, 16039, 16641, 22753, 23607, 25737, 42527, 48117, 60329, 68259, 77211, 112789, 127581, 144351, 180987, 204777, 338367, 368897, 382743, 523319, 542961, 689677, 978379, 1015101, 1106691, 1569957, 2069031, 2594147, 2935137, 3320073, 4709871, 6207093, 7782441, 8805411, 15862571, 22502717, 23347323, 42070297, 47587713, 67508151, 126210891, 142763139, 202524453, 378632673, 967616831, 2902850493, 8708551479]

約数ペア:

[(1, 8708551479), (3, 2902850493), (9, 967616831), (23, 378632673), (43, 202524453), (61, 142763139), (69, 126210891), (129, 67508151), (183, 47587713), (207, 42070297), (373, 23347323), (387, 22502717), (549, 15862571), (989, 8805411), (1119, 7782441), (1403, 6207093), (1849, 4709871), (2623, 3320073), (2967, 2935137), (3357, 2594147), (4209, 2069031), (5547, 1569957), (7869, 1106691), (8579, 1015101), (8901, 978379), (12627, 689677), (16039, 542961), (16641, 523319), (22753, 382743), (23607, 368897), (25737, 338367), (42527, 204777), (48117, 180987), (60329, 144351), (68259, 127581), (77211, 112789)]