28278701

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1559}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 33022080

約数和(自身を除く): 4743379

約数列:

[1, 11, 17, 97, 187, 1067, 1559, 1649, 17149, 18139, 26503, 151223, 291533, 1663453, 2570791, 28278701]

約数ペア:

[(1, 28278701), (11, 2570791), (17, 1663453), (97, 291533), (187, 151223), (1067, 26503), (1559, 18139), (1649, 17149)]