1243136945

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{12569}}^1$

素因数の和:12856

約数の個数: 16

約数和(自身を含む): 1513226880

約数和(自身を除く): 270089935

約数列:

[1, 5, 131, 151, 655, 755, 12569, 19781, 62845, 98905, 1646539, 1897919, 8232695, 9489595, 248627389, 1243136945]

約数ペア:

[(1, 1243136945), (5, 248627389), (131, 9489595), (151, 8232695), (655, 1897919), (755, 1646539), (12569, 98905), (19781, 62845)]