1290228914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{80953}}^1$

素因数の和:81581

約数の個数: 16

約数和(自身を含む): 2087641752

約数和(自身を除く): 797412838

約数列:

[1, 2, 13, 26, 613, 1226, 7969, 15938, 80953, 161906, 1052389, 2104778, 49624189, 99248378, 645114457, 1290228914]

約数ペア:

[(1, 1290228914), (2, 645114457), (13, 99248378), (26, 49624189), (613, 2104778), (1226, 1052389), (7969, 161906), (15938, 80953)]