1389744863

素因数分解:

${\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1\times {\mathrm{1307}}^1$

素因数の和:1894

約数の個数: 16

約数和(自身を含む): 1508322816

約数和(自身を除く): 118577953

約数列:

[1, 13, 263, 311, 1307, 3419, 4043, 16991, 81793, 343741, 406477, 1063309, 4468633, 5284201, 106903451, 1389744863]

約数ペア:

[(1, 1389744863), (13, 106903451), (263, 5284201), (311, 4468633), (1307, 1063309), (3419, 406477), (4043, 343741), (16991, 81793)]