1999291238

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{5953}}^1$

素因数の和:6141

約数の個数: 48

約数和(自身を含む): 3665282400

約数和(自身を除く): 1665991162

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 149, 161, 298, 322, 1043, 1127, 2086, 2254, 3427, 5953, 6854, 7301, 11906, 14602, 23989, 41671, 47978, 83342, 136919, 167923, 273838, 291697, 335846, 583394, 886997, 958433, 1773994, 1916866, 6208979, 6709031, 12417958, 13418062, 20400931, 40801862, 43462853, 86925706, 142806517, 285613034, 999645619, 1999291238]

約数ペア:

[(1, 1999291238), (2, 999645619), (7, 285613034), (14, 142806517), (23, 86925706), (46, 43462853), (49, 40801862), (98, 20400931), (149, 13418062), (161, 12417958), (298, 6709031), (322, 6208979), (1043, 1916866), (1127, 1773994), (2086, 958433), (2254, 886997), (3427, 583394), (5953, 335846), (6854, 291697), (7301, 273838), (11906, 167923), (14602, 136919), (23989, 83342), (41671, 47978)]