28321884

素因数分解:

$2^2\times 3^2\times {\mathrm{786719}}^1$

素因数の和:786729

約数の個数: 18

約数和(自身を含む): 71591520

約数和(自身を除く): 43269636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 786719, 1573438, 2360157, 3146876, 4720314, 7080471, 9440628, 14160942, 28321884]

約数ペア:

[(1, 28321884), (2, 14160942), (3, 9440628), (4, 7080471), (6, 4720314), (9, 3146876), (12, 2360157), (18, 1573438), (36, 786719)]