1288209853

素因数分解:

$7^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{1987}}^1$

素因数の和:2233

約数の個数: 24

約数和(自身を含む): 1525686624

約数和(自身を除く): 237476771

約数列:

[1, 7, 49, 101, 131, 707, 917, 1987, 4949, 6419, 13231, 13909, 92617, 97363, 200687, 260297, 648319, 1404809, 1822079, 9833663, 12754553, 26289997, 184029979, 1288209853]

約数ペア:

[(1, 1288209853), (7, 184029979), (49, 26289997), (101, 12754553), (131, 9833663), (707, 1822079), (917, 1404809), (1987, 648319), (4949, 260297), (6419, 200687), (13231, 97363), (13909, 92617)]