156720207

素因数分解:

$3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{27743}}^1$

素因数の和:28022

約数の個数: 16

約数和(自身を含む): 239708160

約数和(自身を除く): 82987953

約数列:

[1, 3, 7, 21, 269, 807, 1883, 5649, 27743, 83229, 194201, 582603, 7462867, 22388601, 52240069, 156720207]

約数ペア:

[(1, 156720207), (3, 52240069), (7, 22388601), (21, 7462867), (269, 582603), (807, 194201), (1883, 83229), (5649, 27743)]