28089117

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26227}}^1$

素因数の和:26257

約数の個数: 24

約数和(自身を含む): 49098816

約数和(自身を除く): 21009699

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 26227, 78681, 183589, 236043, 445859, 550767, 1337577, 1652301, 3121013, 4012731, 9363039, 28089117]

約数ペア:

[(1, 28089117), (3, 9363039), (7, 4012731), (9, 3121013), (17, 1652301), (21, 1337577), (51, 550767), (63, 445859), (119, 236043), (153, 183589), (357, 78681), (1071, 26227)]