5187645

素因数分解:

$3^4\times 5^1\times {\mathrm{12809}}^1$

素因数の和:12826

約数の個数: 20

約数和(自身を含む): 9300060

約数和(自身を除く): 4112415

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 12809, 38427, 64045, 115281, 192135, 345843, 576405, 1037529, 1729215, 5187645]

約数ペア:

[(1, 5187645), (3, 1729215), (5, 1037529), (9, 576405), (15, 345843), (27, 192135), (45, 115281), (81, 64045), (135, 38427), (405, 12809)]