679968333

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 1157738400

約数和(自身を除く): 477770067

約数列:

[1, 3, 9, 11, 19, 33, 57, 59, 99, 121, 171, 177, 209, 363, 531, 557, 627, 649, 1089, 1121, 1671, 1881, 1947, 2299, 3363, 5013, 5841, 6127, 6897, 7139, 10089, 10583, 12331, 18381, 20691, 21417, 31749, 32863, 36993, 55143, 64251, 67397, 95247, 98589, 110979, 116413, 135641, 202191, 295767, 349239, 361493, 406923, 606573, 624397, 1047717, 1084479, 1220769, 1280543, 1873191, 3253437, 3841629, 3976423, 5619573, 6868367, 11524887, 11929269, 20605101, 35787807, 61815303, 75552037, 226656111, 679968333]

約数ペア:

[(1, 679968333), (3, 226656111), (9, 75552037), (11, 61815303), (19, 35787807), (33, 20605101), (57, 11929269), (59, 11524887), (99, 6868367), (121, 5619573), (171, 3976423), (177, 3841629), (209, 3253437), (363, 1873191), (531, 1280543), (557, 1220769), (627, 1084479), (649, 1047717), (1089, 624397), (1121, 606573), (1671, 406923), (1881, 361493), (1947, 349239), (2299, 295767), (3363, 202191), (5013, 135641), (5841, 116413), (6127, 110979), (6897, 98589), (7139, 95247), (10089, 67397), (10583, 64251), (12331, 55143), (18381, 36993), (20691, 32863), (21417, 31749)]