28290779

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 31903200

約数和(自身を除く): 3612421

約数列:

[1, 11, 41, 149, 421, 451, 1639, 4631, 6109, 17261, 62729, 67199, 189871, 690019, 2571889, 28290779]

約数ペア:

[(1, 28290779), (11, 2571889), (41, 690019), (149, 189871), (421, 67199), (451, 62729), (1639, 17261), (4631, 6109)]