253124193

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{12163}}^1$

素因数の和:13164

約数の個数: 16

約数和(自身を含む): 386134016

約数和(自身を除く): 133009823

約数列:

[1, 3, 7, 21, 991, 2973, 6937, 12163, 20811, 36489, 85141, 255423, 12053533, 36160599, 84374731, 253124193]

約数ペア:

[(1, 253124193), (3, 84374731), (7, 36160599), (21, 12053533), (991, 255423), (2973, 85141), (6937, 36489), (12163, 20811)]