28920816

素因数分解:

$2^4\times 3^2\times {\mathrm{107}}^1\times {\mathrm{1877}}^1$

素因数の和:1998

約数の個数: 60

約数和(自身を含む): 81738072

約数和(自身を除く): 52817256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 107, 144, 214, 321, 428, 642, 856, 963, 1284, 1712, 1877, 1926, 2568, 3754, 3852, 5136, 5631, 7508, 7704, 11262, 15016, 15408, 16893, 22524, 30032, 33786, 45048, 67572, 90096, 135144, 200839, 270288, 401678, 602517, 803356, 1205034, 1606712, 1807551, 2410068, 3213424, 3615102, 4820136, 7230204, 9640272, 14460408, 28920816]

約数ペア:

[(1, 28920816), (2, 14460408), (3, 9640272), (4, 7230204), (6, 4820136), (8, 3615102), (9, 3213424), (12, 2410068), (16, 1807551), (18, 1606712), (24, 1205034), (36, 803356), (48, 602517), (72, 401678), (107, 270288), (144, 200839), (214, 135144), (321, 90096), (428, 67572), (642, 45048), (856, 33786), (963, 30032), (1284, 22524), (1712, 16893), (1877, 15408), (1926, 15016), (2568, 11262), (3754, 7704), (3852, 7508), (5136, 5631)]