28226745

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5651}}^1$

素因数の和:5702

約数の個数: 32

約数和(自身を含む): 51546240

約数和(自身を除く): 23319495

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 5651, 16953, 28255, 50859, 84765, 152577, 209087, 254295, 627261, 762885, 1045435, 1881783, 3136305, 5645349, 9408915, 28226745]

約数ペア:

[(1, 28226745), (3, 9408915), (5, 5645349), (9, 3136305), (15, 1881783), (27, 1045435), (37, 762885), (45, 627261), (111, 254295), (135, 209087), (185, 152577), (333, 84765), (555, 50859), (999, 28255), (1665, 16953), (4995, 5651)]