64189665

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2297}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 120451968

約数和(自身を除く): 56262303

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 1035, 1215, 1863, 2297, 3105, 5589, 6891, 9315, 11485, 20673, 27945, 34455, 52831, 62019, 103365, 158493, 186057, 264155, 310095, 475479, 558171, 792465, 930285, 1426437, 2377395, 2790855, 4279311, 7132185, 12837933, 21396555, 64189665]

約数ペア:

[(1, 64189665), (3, 21396555), (5, 12837933), (9, 7132185), (15, 4279311), (23, 2790855), (27, 2377395), (45, 1426437), (69, 930285), (81, 792465), (115, 558171), (135, 475479), (207, 310095), (243, 264155), (345, 186057), (405, 158493), (621, 103365), (1035, 62019), (1215, 52831), (1863, 34455), (2297, 27945), (3105, 20673), (5589, 11485), (6891, 9315)]