201568913

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71453}}^1$

素因数の和:71504

約数の個数: 16

約数和(自身を含む): 256091136

約数和(自身を除く): 54522223

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 71453, 500171, 928889, 2215043, 6502223, 15505301, 28795559, 201568913]

約数ペア:

[(1, 201568913), (7, 28795559), (13, 15505301), (31, 6502223), (91, 2215043), (217, 928889), (403, 500171), (2821, 71453)]