31278114

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 83026944

約数和(自身を除く): 51748830

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 43, 46, 63, 69, 86, 126, 129, 138, 161, 207, 251, 258, 301, 322, 387, 414, 483, 502, 602, 753, 774, 903, 966, 989, 1449, 1506, 1757, 1806, 1978, 2259, 2709, 2898, 2967, 3514, 4518, 5271, 5418, 5773, 5934, 6923, 8901, 10542, 10793, 11546, 13846, 15813, 17319, 17802, 20769, 21586, 31626, 32379, 34638, 40411, 41538, 51957, 62307, 64758, 75551, 80822, 97137, 103914, 121233, 124614, 151102, 194274, 226653, 242466, 248239, 363699, 453306, 496478, 679959, 727398, 744717, 1359918, 1489434, 1737673, 2234151, 3475346, 4468302, 5213019, 10426038, 15639057, 31278114]

約数ペア:

[(1, 31278114), (2, 15639057), (3, 10426038), (6, 5213019), (7, 4468302), (9, 3475346), (14, 2234151), (18, 1737673), (21, 1489434), (23, 1359918), (42, 744717), (43, 727398), (46, 679959), (63, 496478), (69, 453306), (86, 363699), (126, 248239), (129, 242466), (138, 226653), (161, 194274), (207, 151102), (251, 124614), (258, 121233), (301, 103914), (322, 97137), (387, 80822), (414, 75551), (483, 64758), (502, 62307), (602, 51957), (753, 41538), (774, 40411), (903, 34638), (966, 32379), (989, 31626), (1449, 21586), (1506, 20769), (1757, 17802), (1806, 17319), (1978, 15813), (2259, 13846), (2709, 11546), (2898, 10793), (2967, 10542), (3514, 8901), (4518, 6923), (5271, 5934), (5418, 5773)]