28807704

素因数分解:

$2^3\times 3^3\times {\mathrm{197}}^1\times {\mathrm{677}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 80546400

約数和(自身を除く): 51738696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 197, 216, 394, 591, 677, 788, 1182, 1354, 1576, 1773, 2031, 2364, 2708, 3546, 4062, 4728, 5319, 5416, 6093, 7092, 8124, 10638, 12186, 14184, 16248, 18279, 21276, 24372, 36558, 42552, 48744, 73116, 133369, 146232, 266738, 400107, 533476, 800214, 1066952, 1200321, 1600428, 2400642, 3200856, 3600963, 4801284, 7201926, 9602568, 14403852, 28807704]

約数ペア:

[(1, 28807704), (2, 14403852), (3, 9602568), (4, 7201926), (6, 4801284), (8, 3600963), (9, 3200856), (12, 2400642), (18, 1600428), (24, 1200321), (27, 1066952), (36, 800214), (54, 533476), (72, 400107), (108, 266738), (197, 146232), (216, 133369), (394, 73116), (591, 48744), (677, 42552), (788, 36558), (1182, 24372), (1354, 21276), (1576, 18279), (1773, 16248), (2031, 14184), (2364, 12186), (2708, 10638), (3546, 8124), (4062, 7092), (4728, 6093), (5319, 5416)]