28281384

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{3671}}^1$

素因数の和:3790

約数の個数: 48

約数和(自身を含む): 77332320

約数和(自身を除く): 49050936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 3671, 3852, 7342, 7704, 11013, 14684, 22026, 29368, 33039, 44052, 66078, 88104, 132156, 264312, 392797, 785594, 1178391, 1571188, 2356782, 3142376, 3535173, 4713564, 7070346, 9427128, 14140692, 28281384]

約数ペア:

[(1, 28281384), (2, 14140692), (3, 9427128), (4, 7070346), (6, 4713564), (8, 3535173), (9, 3142376), (12, 2356782), (18, 1571188), (24, 1178391), (36, 785594), (72, 392797), (107, 264312), (214, 132156), (321, 88104), (428, 66078), (642, 44052), (856, 33039), (963, 29368), (1284, 22026), (1926, 14684), (2568, 11013), (3671, 7704), (3852, 7342)]