7311447

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 13703040

約数和(自身を除く): 6391593

約数列:

[1, 3, 9, 11, 13, 19, 23, 33, 39, 57, 69, 99, 117, 143, 169, 171, 207, 209, 247, 253, 299, 429, 437, 507, 627, 741, 759, 897, 1287, 1311, 1521, 1859, 1881, 2223, 2277, 2691, 2717, 3211, 3289, 3887, 3933, 4807, 5577, 5681, 8151, 9633, 9867, 11661, 14421, 16731, 17043, 24453, 28899, 29601, 34983, 35321, 42757, 43263, 51129, 62491, 73853, 105963, 128271, 187473, 221559, 317889, 384813, 562419, 664677, 812383, 2437149, 7311447]

約数ペア:

[(1, 7311447), (3, 2437149), (9, 812383), (11, 664677), (13, 562419), (19, 384813), (23, 317889), (33, 221559), (39, 187473), (57, 128271), (69, 105963), (99, 73853), (117, 62491), (143, 51129), (169, 43263), (171, 42757), (207, 35321), (209, 34983), (247, 29601), (253, 28899), (299, 24453), (429, 17043), (437, 16731), (507, 14421), (627, 11661), (741, 9867), (759, 9633), (897, 8151), (1287, 5681), (1311, 5577), (1521, 4807), (1859, 3933), (1881, 3887), (2223, 3289), (2277, 3211), (2691, 2717)]