1729215

素因数分解:

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

素因数の和:12823

約数の個数: 16

約数和(自身を含む): 3074400

約数和(自身を除く): 1345185

約数列:

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

約数ペア:

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