16938555

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 28416000

約数和(自身を除く): 11477445

約数列:

[1, 3, 5, 15, 31, 73, 93, 155, 219, 365, 465, 499, 1095, 1497, 2263, 2495, 6789, 7485, 11315, 15469, 33945, 36427, 46407, 77345, 109281, 182135, 232035, 546405, 1129237, 3387711, 5646185, 16938555]

約数ペア:

[(1, 16938555), (3, 5646185), (5, 3387711), (15, 1129237), (31, 546405), (73, 232035), (93, 182135), (155, 109281), (219, 77345), (365, 46407), (465, 36427), (499, 33945), (1095, 15469), (1497, 11315), (2263, 7485), (2495, 6789)]