309360507988

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1\times {\mathrm{277903}}^1$

素因数の和:278476

約数の個数: 48

約数和(自身を含む): 627484999680

約数和(自身を除く): 318124491692

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 479, 581, 958, 1162, 1916, 2324, 3353, 6706, 13412, 39757, 79514, 159028, 277903, 278299, 555806, 556598, 1111612, 1113196, 1945321, 3890642, 7781284, 23065949, 46131898, 92263796, 133115537, 161461643, 266231074, 322923286, 532462148, 645846572, 931808759, 1863617518, 3727235036, 11048589571, 22097179142, 44194358284, 77340126997, 154680253994, 309360507988]

約数ペア:

[(1, 309360507988), (2, 154680253994), (4, 77340126997), (7, 44194358284), (14, 22097179142), (28, 11048589571), (83, 3727235036), (166, 1863617518), (332, 931808759), (479, 645846572), (581, 532462148), (958, 322923286), (1162, 266231074), (1916, 161461643), (2324, 133115537), (3353, 92263796), (6706, 46131898), (13412, 23065949), (39757, 7781284), (79514, 3890642), (159028, 1945321), (277903, 1113196), (278299, 1111612), (555806, 556598)]