28725549

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3847}}^1$

素因数の和:4000

約数の個数: 16

約数和(自身を含む): 40634880

約数和(自身を除く): 11909331

約数列:

[1, 3, 19, 57, 131, 393, 2489, 3847, 7467, 11541, 73093, 219279, 503957, 1511871, 9575183, 28725549]

約数ペア:

[(1, 28725549), (3, 9575183), (19, 1511871), (57, 503957), (131, 219279), (393, 73093), (2489, 11541), (3847, 7467)]