28507649

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 30898560

約数和(自身を除く): 2390911

約数列:

[1, 23, 37, 139, 241, 851, 3197, 5143, 5543, 8917, 33499, 118289, 205091, 770477, 1239463, 28507649]

約数ペア:

[(1, 28507649), (23, 1239463), (37, 770477), (139, 205091), (241, 118289), (851, 33499), (3197, 8917), (5143, 5543)]