123147519

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{27239}}^1$

素因数の和:27390

約数の個数: 16

約数和(自身を含む): 180437760

約数和(自身を除く): 57290241

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 27239, 81717, 299629, 898887, 3731743, 11195229, 41049173, 123147519]

約数ペア:

[(1, 123147519), (3, 41049173), (11, 11195229), (33, 3731743), (137, 898887), (411, 299629), (1507, 81717), (4521, 27239)]