661498292

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1817303}}^1$

素因数の和:1817327

約数の個数: 24

約数和(自身を含む): 1424766336

約数和(自身を除く): 763268044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1817303, 3634606, 7269212, 12721121, 23624939, 25442242, 47249878, 50884484, 94499756, 165374573, 330749146, 661498292]

約数ペア:

[(1, 661498292), (2, 330749146), (4, 165374573), (7, 94499756), (13, 50884484), (14, 47249878), (26, 25442242), (28, 23624939), (52, 12721121), (91, 7269212), (182, 3634606), (364, 1817303)]