28227135

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 18532545

約数列:

[1, 3, 5, 15, 43, 107, 129, 215, 321, 409, 535, 645, 1227, 1605, 2045, 4601, 6135, 13803, 17587, 23005, 43763, 52761, 69015, 87935, 131289, 218815, 263805, 656445, 1881809, 5645427, 9409045, 28227135]

約数ペア:

[(1, 28227135), (3, 9409045), (5, 5645427), (15, 1881809), (43, 656445), (107, 263805), (129, 218815), (215, 131289), (321, 87935), (409, 69015), (535, 52761), (645, 43763), (1227, 23005), (1605, 17587), (2045, 13803), (4601, 6135)]