28142712

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 83144880

約数和(自身を除く): 55002168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 107, 117, 156, 214, 234, 281, 312, 321, 428, 468, 562, 642, 843, 856, 936, 963, 1124, 1284, 1391, 1686, 1926, 2248, 2529, 2568, 2782, 3372, 3653, 3852, 4173, 5058, 5564, 6744, 7306, 7704, 8346, 10116, 10959, 11128, 12519, 14612, 16692, 20232, 21918, 25038, 29224, 30067, 32877, 33384, 43836, 50076, 60134, 65754, 87672, 90201, 100152, 120268, 131508, 180402, 240536, 263016, 270603, 360804, 390871, 541206, 721608, 781742, 1082412, 1172613, 1563484, 2164824, 2345226, 3126968, 3517839, 4690452, 7035678, 9380904, 14071356, 28142712]

約数ペア:

[(1, 28142712), (2, 14071356), (3, 9380904), (4, 7035678), (6, 4690452), (8, 3517839), (9, 3126968), (12, 2345226), (13, 2164824), (18, 1563484), (24, 1172613), (26, 1082412), (36, 781742), (39, 721608), (52, 541206), (72, 390871), (78, 360804), (104, 270603), (107, 263016), (117, 240536), (156, 180402), (214, 131508), (234, 120268), (281, 100152), (312, 90201), (321, 87672), (428, 65754), (468, 60134), (562, 50076), (642, 43836), (843, 33384), (856, 32877), (936, 30067), (963, 29224), (1124, 25038), (1284, 21918), (1391, 20232), (1686, 16692), (1926, 14612), (2248, 12519), (2529, 11128), (2568, 10959), (2782, 10116), (3372, 8346), (3653, 7704), (3852, 7306), (4173, 6744), (5058, 5564)]