621750276987

素因数分解:

$3^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{797}}^1\times {\mathrm{21143}}^1$

素因数の和:22208

約数の個数: 48

約数和(自身を含む): 969450031872

約数和(自身を除く): 347699754885

約数列:

[1, 3, 7, 21, 49, 147, 251, 753, 797, 1757, 2391, 5271, 5579, 12299, 16737, 21143, 36897, 39053, 63429, 117159, 148001, 200047, 444003, 600141, 1036007, 1400329, 3108021, 4200987, 5306893, 9802303, 15920679, 16850971, 29406909, 37148251, 50552913, 111444753, 117956797, 260037757, 353870391, 780113271, 825697579, 2477092737, 4229593721, 12688781163, 29607156047, 88821468141, 207250092329, 621750276987]

約数ペア:

[(1, 621750276987), (3, 207250092329), (7, 88821468141), (21, 29607156047), (49, 12688781163), (147, 4229593721), (251, 2477092737), (753, 825697579), (797, 780113271), (1757, 353870391), (2391, 260037757), (5271, 117956797), (5579, 111444753), (12299, 50552913), (16737, 37148251), (21143, 29406909), (36897, 16850971), (39053, 15920679), (63429, 9802303), (117159, 5306893), (148001, 4200987), (200047, 3108021), (444003, 1400329), (600141, 1036007)]