28144548

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1841

約数の個数: 72

約数和(自身を含む): 78187200

約数和(自身を除く): 50042652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1311, 1748, 1789, 2622, 3578, 3933, 5244, 5367, 7156, 7866, 10734, 15732, 16101, 21468, 32202, 33991, 41147, 64404, 67982, 82294, 101973, 123441, 135964, 164588, 203946, 246882, 305919, 370323, 407892, 493764, 611838, 740646, 781793, 1223676, 1481292, 1563586, 2345379, 3127172, 4690758, 7036137, 9381516, 14072274, 28144548]

約数ペア:

[(1, 28144548), (2, 14072274), (3, 9381516), (4, 7036137), (6, 4690758), (9, 3127172), (12, 2345379), (18, 1563586), (19, 1481292), (23, 1223676), (36, 781793), (38, 740646), (46, 611838), (57, 493764), (69, 407892), (76, 370323), (92, 305919), (114, 246882), (138, 203946), (171, 164588), (207, 135964), (228, 123441), (276, 101973), (342, 82294), (414, 67982), (437, 64404), (684, 41147), (828, 33991), (874, 32202), (1311, 21468), (1748, 16101), (1789, 15732), (2622, 10734), (3578, 7866), (3933, 7156), (5244, 5367)]