12884205

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5471}}^1$

素因数の和:5636

約数の個数: 16

約数和(自身を含む): 20749824

約数和(自身を除く): 7865619

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 5471, 16413, 27355, 82065, 858947, 2576841, 4294735, 12884205]

約数ペア:

[(1, 12884205), (3, 4294735), (5, 2576841), (15, 858947), (157, 82065), (471, 27355), (785, 16413), (2355, 5471)]