1520339457

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5569009}}^1$

素因数の和:5569032

約数の個数: 16

約数和(自身を含む): 2494916480

約数和(自身を除く): 974577023

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 5569009, 16707027, 38983063, 72397117, 116949189, 217191351, 506779819, 1520339457]

約数ペア:

[(1, 1520339457), (3, 506779819), (7, 217191351), (13, 116949189), (21, 72397117), (39, 38983063), (91, 16707027), (273, 5569009)]