256050431

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{743}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 321791904

約数和(自身を除く): 65741473

約数列:

[1, 7, 13, 49, 91, 541, 637, 743, 3787, 5201, 7033, 9659, 26509, 36407, 49231, 67613, 344617, 401963, 473291, 2813741, 5225519, 19696187, 36578633, 256050431]

約数ペア:

[(1, 256050431), (7, 36578633), (13, 19696187), (49, 5225519), (91, 2813741), (541, 473291), (637, 401963), (743, 344617), (3787, 67613), (5201, 49231), (7033, 36407), (9659, 26509)]