81253746

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4999}}^1$

素因数の和:5060

約数の個数: 64

約数和(自身を含む): 211200000

約数和(自身を除く): 129946254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 126, 129, 189, 258, 301, 378, 387, 602, 774, 903, 1161, 1806, 2322, 2709, 4999, 5418, 8127, 9998, 14997, 16254, 29994, 34993, 44991, 69986, 89982, 104979, 134973, 209958, 214957, 269946, 314937, 429914, 629874, 644871, 944811, 1289742, 1504699, 1889622, 1934613, 3009398, 3869226, 4514097, 5803839, 9028194, 11607678, 13542291, 27084582, 40626873, 81253746]

約数ペア:

[(1, 81253746), (2, 40626873), (3, 27084582), (6, 13542291), (7, 11607678), (9, 9028194), (14, 5803839), (18, 4514097), (21, 3869226), (27, 3009398), (42, 1934613), (43, 1889622), (54, 1504699), (63, 1289742), (86, 944811), (126, 644871), (129, 629874), (189, 429914), (258, 314937), (301, 269946), (378, 214957), (387, 209958), (602, 134973), (774, 104979), (903, 89982), (1161, 69986), (1806, 44991), (2322, 34993), (2709, 29994), (4999, 16254), (5418, 14997), (8127, 9998)]