291249681

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1597}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 419724288

約数和(自身を除く): 128474607

約数列:

[1, 3, 31, 37, 53, 93, 111, 159, 1147, 1597, 1643, 1961, 3441, 4791, 4929, 5883, 49507, 59089, 60791, 84641, 148521, 177267, 182373, 253923, 1831759, 2623871, 3131717, 5495277, 7871613, 9395151, 97083227, 291249681]

約数ペア:

[(1, 291249681), (3, 97083227), (31, 9395151), (37, 7871613), (53, 5495277), (93, 3131717), (111, 2623871), (159, 1831759), (1147, 253923), (1597, 182373), (1643, 177267), (1961, 148521), (3441, 84641), (4791, 60791), (4929, 59089), (5883, 49507)]