213939135

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{279659}}^1$

素因数の和:279687

約数の個数: 24

約数和(自身を含む): 392642640

約数和(自身を除く): 178703505

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 279659, 838977, 1398295, 2516931, 4194885, 4754203, 12584655, 14262609, 23771015, 42787827, 71313045, 213939135]

約数ペア:

[(1, 213939135), (3, 71313045), (5, 42787827), (9, 23771015), (15, 14262609), (17, 12584655), (45, 4754203), (51, 4194885), (85, 2516931), (153, 1398295), (255, 838977), (765, 279659)]