78847312

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{214259}}^1$

素因数の和:214290

約数の個数: 20

約数和(自身を含む): 159409440

約数和(自身を除く): 80562128

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 214259, 428518, 857036, 1714072, 3428144, 4927957, 9855914, 19711828, 39423656, 78847312]

約数ペア:

[(1, 78847312), (2, 39423656), (4, 19711828), (8, 9855914), (16, 4927957), (23, 3428144), (46, 1714072), (92, 857036), (184, 428518), (368, 214259)]