31048236

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 83026944

約数和(自身を除く): 51978708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 647, 774, 1116, 1294, 1333, 1548, 1941, 2588, 2666, 3882, 3999, 5332, 5823, 7764, 7998, 11646, 11997, 15996, 20057, 23292, 23994, 27821, 40114, 47988, 55642, 60171, 80228, 83463, 111284, 120342, 166926, 180513, 240684, 250389, 333852, 361026, 500778, 722052, 862451, 1001556, 1724902, 2587353, 3449804, 5174706, 7762059, 10349412, 15524118, 31048236]

約数ペア:

[(1, 31048236), (2, 15524118), (3, 10349412), (4, 7762059), (6, 5174706), (9, 3449804), (12, 2587353), (18, 1724902), (31, 1001556), (36, 862451), (43, 722052), (62, 500778), (86, 361026), (93, 333852), (124, 250389), (129, 240684), (172, 180513), (186, 166926), (258, 120342), (279, 111284), (372, 83463), (387, 80228), (516, 60171), (558, 55642), (647, 47988), (774, 40114), (1116, 27821), (1294, 23994), (1333, 23292), (1548, 20057), (1941, 15996), (2588, 11997), (2666, 11646), (3882, 7998), (3999, 7764), (5332, 5823)]