2785209973

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{987313}}^1$

素因数の和:987364

約数の個数: 16

約数和(自身を含む): 3538533376

約数和(自身を除く): 753323403

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 987313, 6911191, 12835069, 30606703, 89845483, 214246921, 397887139, 2785209973]

約数ペア:

[(1, 2785209973), (7, 397887139), (13, 214246921), (31, 89845483), (91, 30606703), (217, 12835069), (403, 6911191), (2821, 987313)]