64238517

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 113338368

約数和(自身を除く): 49099851

約数列:

[1, 3, 7, 9, 21, 23, 43, 63, 69, 129, 161, 207, 301, 387, 483, 903, 989, 1031, 1449, 2709, 2967, 3093, 6923, 7217, 8901, 9279, 20769, 21651, 23713, 44333, 62307, 64953, 71139, 132999, 165991, 213417, 310331, 398997, 497973, 930993, 1019659, 1493919, 2792979, 3058977, 7137613, 9176931, 21412839, 64238517]

約数ペア:

[(1, 64238517), (3, 21412839), (7, 9176931), (9, 7137613), (21, 3058977), (23, 2792979), (43, 1493919), (63, 1019659), (69, 930993), (129, 497973), (161, 398997), (207, 310331), (301, 213417), (387, 165991), (483, 132999), (903, 71139), (989, 64953), (1031, 62307), (1449, 44333), (2709, 23713), (2967, 21651), (3093, 20769), (6923, 9279), (7217, 8901)]