61625493

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 105362400

約数和(自身を除く): 43736907

約数列:

[1, 3, 9, 17, 19, 29, 43, 51, 57, 87, 129, 153, 171, 261, 289, 323, 387, 493, 551, 731, 817, 867, 969, 1247, 1479, 1653, 2193, 2451, 2601, 2907, 3741, 4437, 4959, 5491, 6579, 7353, 8381, 9367, 11223, 12427, 13889, 16473, 21199, 23693, 25143, 28101, 37281, 41667, 49419, 63597, 71079, 75429, 84303, 111843, 125001, 159239, 190791, 213237, 236113, 360383, 402781, 477717, 708339, 1081149, 1208343, 1433151, 2125017, 3243447, 3625029, 6847277, 20541831, 61625493]

約数ペア:

[(1, 61625493), (3, 20541831), (9, 6847277), (17, 3625029), (19, 3243447), (29, 2125017), (43, 1433151), (51, 1208343), (57, 1081149), (87, 708339), (129, 477717), (153, 402781), (171, 360383), (261, 236113), (289, 213237), (323, 190791), (387, 159239), (493, 125001), (551, 111843), (731, 84303), (817, 75429), (867, 71079), (969, 63597), (1247, 49419), (1479, 41667), (1653, 37281), (2193, 28101), (2451, 25143), (2601, 23693), (2907, 21199), (3741, 16473), (4437, 13889), (4959, 12427), (5491, 11223), (6579, 9367), (7353, 8381)]