3131478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 8030880

約数和(自身を除く): 4899402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 857, 1218, 1714, 1827, 2571, 3654, 5142, 5999, 7713, 11998, 15426, 17997, 24853, 35994, 49706, 53991, 74559, 107982, 149118, 173971, 223677, 347942, 447354, 521913, 1043826, 1565739, 3131478]

約数ペア:

[(1, 3131478), (2, 1565739), (3, 1043826), (6, 521913), (7, 447354), (9, 347942), (14, 223677), (18, 173971), (21, 149118), (29, 107982), (42, 74559), (58, 53991), (63, 49706), (87, 35994), (126, 24853), (174, 17997), (203, 15426), (261, 11998), (406, 7713), (522, 5999), (609, 5142), (857, 3654), (1218, 2571), (1714, 1827)]