11191551

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4007}}^1$

素因数の和:4043

約数の個数: 24

約数和(自身を含む): 18276480

約数和(自身を除く): 7084929

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4007, 12021, 28049, 76133, 84147, 196343, 228399, 532931, 589029, 1598793, 3730517, 11191551]

約数ペア:

[(1, 11191551), (3, 3730517), (7, 1598793), (19, 589029), (21, 532931), (49, 228399), (57, 196343), (133, 84147), (147, 76133), (399, 28049), (931, 12021), (2793, 4007)]