256059349

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12967}}^1$

素因数の和:13025

約数の個数: 24

約数和(自身を含む): 331150848

約数和(自身を除く): 75091499

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 1519, 2821, 12967, 19747, 90769, 168571, 401977, 635383, 1179997, 2813839, 5225701, 8259979, 19696873, 36579907, 256059349]

約数ペア:

[(1, 256059349), (7, 36579907), (13, 19696873), (31, 8259979), (49, 5225701), (91, 2813839), (217, 1179997), (403, 635383), (637, 401977), (1519, 168571), (2821, 90769), (12967, 19747)]