2005647973

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{12893}}^1$

素因数の和:13284

約数の個数: 16

約数和(自身を含む): 2332060416

約数和(自身を除く): 326412443

約数列:

[1, 7, 71, 313, 497, 2191, 12893, 22223, 90251, 155561, 915403, 4035509, 6407821, 28248563, 286521139, 2005647973]

約数ペア:

[(1, 2005647973), (7, 286521139), (71, 28248563), (313, 6407821), (497, 4035509), (2191, 915403), (12893, 155561), (22223, 90251)]