39972735

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3511}}^1$

素因数の和:3556

約数の個数: 48

約数和(自身を含む): 78893568

約数和(自身を除く): 38920833

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 3511, 3795, 10533, 11385, 17555, 31599, 38621, 52665, 80753, 115863, 157995, 193105, 242259, 347589, 403765, 579315, 726777, 888283, 1211295, 1737945, 2664849, 3633885, 4441415, 7994547, 13324245, 39972735]

約数ペア:

[(1, 39972735), (3, 13324245), (5, 7994547), (9, 4441415), (11, 3633885), (15, 2664849), (23, 1737945), (33, 1211295), (45, 888283), (55, 726777), (69, 579315), (99, 403765), (115, 347589), (165, 242259), (207, 193105), (253, 157995), (345, 115863), (495, 80753), (759, 52665), (1035, 38621), (1265, 31599), (2277, 17555), (3511, 11385), (3795, 10533)]