55312065

素因数分解:

$3^4\times 5^1\times {\mathrm{136573}}^1$

素因数の和:136590

約数の個数: 20

約数和(自身を含む): 99152724

約数和(自身を除く): 43840659

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 136573, 409719, 682865, 1229157, 2048595, 3687471, 6145785, 11062413, 18437355, 55312065]

約数ペア:

[(1, 55312065), (3, 18437355), (5, 11062413), (9, 6145785), (15, 3687471), (27, 2048595), (45, 1229157), (81, 682865), (135, 409719), (405, 136573)]