65220617

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5261}}^1$

素因数の和:5309

約数の個数: 24

約数和(自身を含む): 86380992

約数和(自身を除く): 21160375

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 5261, 12397, 36827, 57871, 121003, 257789, 405097, 847021, 1331033, 2835679, 5929147, 9317231, 65220617]

約数ペア:

[(1, 65220617), (7, 9317231), (11, 5929147), (23, 2835679), (49, 1331033), (77, 847021), (161, 405097), (253, 257789), (539, 121003), (1127, 57871), (1771, 36827), (5261, 12397)]