66558915

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1889}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 123832800

約数和(自身を除く): 57273885

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 783, 1215, 1305, 1889, 2349, 3915, 5667, 7047, 9445, 11745, 17001, 28335, 35235, 51003, 54781, 85005, 153009, 164343, 255015, 273905, 459027, 493029, 765045, 821715, 1479087, 2295135, 2465145, 4437261, 7395435, 13311783, 22186305, 66558915]

約数ペア:

[(1, 66558915), (3, 22186305), (5, 13311783), (9, 7395435), (15, 4437261), (27, 2465145), (29, 2295135), (45, 1479087), (81, 821715), (87, 765045), (135, 493029), (145, 459027), (243, 273905), (261, 255015), (405, 164343), (435, 153009), (783, 85005), (1215, 54781), (1305, 51003), (1889, 35235), (2349, 28335), (3915, 17001), (5667, 11745), (7047, 9445)]