79993287

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 141747840

約数和(自身を除く): 61754553

約数列:

[1, 3, 9, 11, 19, 23, 33, 43, 57, 69, 99, 129, 171, 207, 209, 253, 387, 437, 473, 627, 759, 817, 989, 1311, 1419, 1849, 1881, 2277, 2451, 2967, 3933, 4257, 4807, 5547, 7353, 8901, 8987, 10879, 14421, 16641, 18791, 20339, 26961, 32637, 35131, 42527, 43263, 56373, 61017, 80883, 97911, 105393, 127581, 169119, 183051, 206701, 316179, 382743, 386441, 467797, 620103, 808013, 1159323, 1403391, 1860309, 2424039, 3477969, 4210173, 7272117, 8888143, 26664429, 79993287]

約数ペア:

[(1, 79993287), (3, 26664429), (9, 8888143), (11, 7272117), (19, 4210173), (23, 3477969), (33, 2424039), (43, 1860309), (57, 1403391), (69, 1159323), (99, 808013), (129, 620103), (171, 467797), (207, 386441), (209, 382743), (253, 316179), (387, 206701), (437, 183051), (473, 169119), (627, 127581), (759, 105393), (817, 97911), (989, 80883), (1311, 61017), (1419, 56373), (1849, 43263), (1881, 42527), (2277, 35131), (2451, 32637), (2967, 26961), (3933, 20339), (4257, 18791), (4807, 16641), (5547, 14421), (7353, 10879), (8901, 8987)]