28121226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 68732928

約数和(自身を除く): 40611702

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 43, 46, 69, 86, 129, 138, 161, 258, 301, 322, 483, 602, 677, 903, 966, 989, 1354, 1806, 1978, 2031, 2967, 4062, 4739, 5934, 6923, 9478, 13846, 14217, 15571, 20769, 28434, 29111, 31142, 41538, 46713, 58222, 87333, 93426, 108997, 174666, 203777, 217994, 326991, 407554, 611331, 653982, 669553, 1222662, 1339106, 2008659, 4017318, 4686871, 9373742, 14060613, 28121226]

約数ペア:

[(1, 28121226), (2, 14060613), (3, 9373742), (6, 4686871), (7, 4017318), (14, 2008659), (21, 1339106), (23, 1222662), (42, 669553), (43, 653982), (46, 611331), (69, 407554), (86, 326991), (129, 217994), (138, 203777), (161, 174666), (258, 108997), (301, 93426), (322, 87333), (483, 58222), (602, 46713), (677, 41538), (903, 31142), (966, 29111), (989, 28434), (1354, 20769), (1806, 15571), (1978, 14217), (2031, 13846), (2967, 9478), (4062, 6923), (4739, 5934)]