28013265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{787}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 56055168

約数和(自身を除く): 28041903

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 113, 315, 339, 565, 787, 791, 1017, 1695, 2361, 2373, 3935, 3955, 5085, 5509, 7083, 7119, 11805, 11865, 16527, 27545, 35415, 35595, 49581, 82635, 88931, 247905, 266793, 444655, 622517, 800379, 1333965, 1867551, 3112585, 4001895, 5602653, 9337755, 28013265]

約数ペア:

[(1, 28013265), (3, 9337755), (5, 5602653), (7, 4001895), (9, 3112585), (15, 1867551), (21, 1333965), (35, 800379), (45, 622517), (63, 444655), (105, 266793), (113, 247905), (315, 88931), (339, 82635), (565, 49581), (787, 35595), (791, 35415), (1017, 27545), (1695, 16527), (2361, 11865), (2373, 11805), (3935, 7119), (3955, 7083), (5085, 5509)]