639001422

素因数分解:

$2^1\times 3^2\times {\mathrm{9439}}^1\times {\mathrm{3761}}^1$

素因数の和:13208

約数の個数: 24

約数和(自身を含む): 1385017920

約数和(自身を除く): 746016498

約数列:

[1, 2, 3, 6, 9, 18, 3761, 7522, 9439, 11283, 18878, 22566, 28317, 33849, 56634, 67698, 84951, 169902, 35500079, 71000158, 106500237, 213000474, 319500711, 639001422]

約数ペア:

[(1, 639001422), (2, 319500711), (3, 213000474), (6, 106500237), (9, 71000158), (18, 35500079), (3761, 169902), (7522, 84951), (9439, 67698), (11283, 56634), (18878, 33849), (22566, 28317)]