289799538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6899989}}^1$

素因数の和:6900001

約数の個数: 16

約数和(自身を含む): 662399040

約数和(自身を除く): 372599502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6899989, 13799978, 20699967, 41399934, 48299923, 96599846, 144899769, 289799538]

約数ペア:

[(1, 289799538), (2, 144899769), (3, 96599846), (6, 48299923), (7, 41399934), (14, 20699967), (21, 13799978), (42, 6899989)]