12547505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{491}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 15940800

約数和(自身を除く): 3393295

約数列:

[1, 5, 19, 95, 269, 491, 1345, 2455, 5111, 9329, 25555, 46645, 132079, 660395, 2509501, 12547505]

約数ペア:

[(1, 12547505), (5, 2509501), (19, 660395), (95, 132079), (269, 46645), (491, 25555), (1345, 9329), (2455, 5111)]