51130541

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{28871}}^1$

素因数の和:28912

約数の個数: 16

約数和(自身を含む): 66521088

約数和(自身を除く): 15390547

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 28871, 202097, 317581, 664033, 2223067, 4648231, 7304363, 51130541]

約数ペア:

[(1, 51130541), (7, 7304363), (11, 4648231), (23, 2223067), (77, 664033), (161, 317581), (253, 202097), (1771, 28871)]