728638849

素因数分解:

${\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 780736320

約数和(自身を除く): 52097471

約数列:

[1, 31, 59, 71, 181, 961, 1829, 2201, 4189, 5611, 10679, 12851, 56699, 68231, 129859, 173941, 331049, 398381, 758209, 4025629, 10262519, 12349811, 23504479, 728638849]

約数ペア:

[(1, 728638849), (31, 23504479), (59, 12349811), (71, 10262519), (181, 4025629), (961, 758209), (1829, 398381), (2201, 331049), (4189, 173941), (5611, 129859), (10679, 68231), (12851, 56699)]