66872385

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2393}}^1$

素因数の和:2436

約数の個数: 48

約数和(自身を含む): 125483904

約数和(自身を除く): 58611519

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 1035, 1215, 1863, 2393, 3105, 5589, 7179, 9315, 11965, 21537, 27945, 35895, 55039, 64611, 107685, 165117, 193833, 275195, 323055, 495351, 581499, 825585, 969165, 1486053, 2476755, 2907495, 4458159, 7430265, 13374477, 22290795, 66872385]

約数ペア:

[(1, 66872385), (3, 22290795), (5, 13374477), (9, 7430265), (15, 4458159), (23, 2907495), (27, 2476755), (45, 1486053), (69, 969165), (81, 825585), (115, 581499), (135, 495351), (207, 323055), (243, 275195), (345, 193833), (405, 165117), (621, 107685), (1035, 64611), (1215, 55039), (1863, 35895), (2393, 27945), (3105, 21537), (5589, 11965), (7179, 9315)]