1906385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 2493120

約数和(自身を除く): 586735

約数列:

[1, 5, 13, 65, 139, 211, 695, 1055, 1807, 2743, 9035, 13715, 29329, 146645, 381277, 1906385]

約数ペア:

[(1, 1906385), (5, 381277), (13, 146645), (65, 29329), (139, 13715), (211, 9035), (695, 2743), (1055, 1807)]