208538676873

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{5119}}^1$

素因数の和:5547

約数の個数: 64

約数和(自身を含む): 318504960000

約数和(自身を除く): 109966283127

約数列:

[1, 3, 9, 27, 71, 79, 213, 237, 269, 639, 711, 807, 1917, 2133, 2421, 5119, 5609, 7263, 15357, 16827, 19099, 21251, 46071, 50481, 57297, 63753, 138213, 151443, 171891, 191259, 363449, 404401, 515673, 573777, 1090347, 1213203, 1377011, 1508821, 3271041, 3639609, 4131033, 4526463, 9813123, 10918827, 12393099, 13579389, 28712471, 37179297, 40738167, 86137413, 97767781, 108783869, 258412239, 293303343, 326351607, 775236717, 879910029, 979054821, 2639730087, 2937164463, 7723654699, 23170964097, 69512892291, 208538676873]

約数ペア:

[(1, 208538676873), (3, 69512892291), (9, 23170964097), (27, 7723654699), (71, 2937164463), (79, 2639730087), (213, 979054821), (237, 879910029), (269, 775236717), (639, 326351607), (711, 293303343), (807, 258412239), (1917, 108783869), (2133, 97767781), (2421, 86137413), (5119, 40738167), (5609, 37179297), (7263, 28712471), (15357, 13579389), (16827, 12393099), (19099, 10918827), (21251, 9813123), (46071, 4526463), (50481, 4131033), (57297, 3639609), (63753, 3271041), (138213, 1508821), (151443, 1377011), (171891, 1213203), (191259, 1090347), (363449, 573777), (404401, 515673)]