7272117

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:134

約数の個数: 36

約数和(自身を含む): 11812320

約数和(自身を除く): 4540203

約数列:

[1, 3, 9, 19, 23, 43, 57, 69, 129, 171, 207, 387, 437, 817, 989, 1311, 1849, 2451, 2967, 3933, 5547, 7353, 8901, 16641, 18791, 35131, 42527, 56373, 105393, 127581, 169119, 316179, 382743, 808013, 2424039, 7272117]

約数ペア:

[(1, 7272117), (3, 2424039), (9, 808013), (19, 382743), (23, 316179), (43, 169119), (57, 127581), (69, 105393), (129, 56373), (171, 42527), (207, 35131), (387, 18791), (437, 16641), (817, 8901), (989, 7353), (1311, 5547), (1849, 3933), (2451, 2967)]