287011728

素因数分解:

$2^4\times 3^3\times {\mathrm{664379}}^1$

素因数の和:664396

約数の個数: 40

約数和(自身を含む): 823831200

約数和(自身を除く): 536819472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 664379, 1328758, 1993137, 2657516, 3986274, 5315032, 5979411, 7972548, 10630064, 11958822, 15945096, 17938233, 23917644, 31890192, 35876466, 47835288, 71752932, 95670576, 143505864, 287011728]

約数ペア:

[(1, 287011728), (2, 143505864), (3, 95670576), (4, 71752932), (6, 47835288), (8, 35876466), (9, 31890192), (12, 23917644), (16, 17938233), (18, 15945096), (24, 11958822), (27, 10630064), (36, 7972548), (48, 5979411), (54, 5315032), (72, 3986274), (108, 2657516), (144, 1993137), (216, 1328758), (432, 664379)]