1388829

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 2016000

約数和(自身を除く): 627171

約数列:

[1, 3, 13, 39, 149, 239, 447, 717, 1937, 3107, 5811, 9321, 35611, 106833, 462943, 1388829]

約数ペア:

[(1, 1388829), (3, 462943), (13, 106833), (39, 35611), (149, 9321), (239, 5811), (447, 3107), (717, 1937)]