1821825

素因数分解:

$3^3\times 5^2\times {\mathrm{2699}}^1$

素因数の和:2718

約数の個数: 24

約数和(自身を含む): 3348000

約数和(自身を除く): 1526175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 2699, 8097, 13495, 24291, 40485, 67475, 72873, 121455, 202425, 364365, 607275, 1821825]

約数ペア:

[(1, 1821825), (3, 607275), (5, 364365), (9, 202425), (15, 121455), (25, 72873), (27, 67475), (45, 40485), (75, 24291), (135, 13495), (225, 8097), (675, 2699)]