1336985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 1759296

約数和(自身を除く): 422311

約数列:

[1, 5, 13, 65, 67, 307, 335, 871, 1535, 3991, 4355, 19955, 20569, 102845, 267397, 1336985]

約数ペア:

[(1, 1336985), (5, 267397), (13, 102845), (65, 20569), (67, 19955), (307, 4355), (335, 3991), (871, 1535)]