80401959

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 139675536

約数和(自身を除く): 59273577

約数列:

[1, 3, 9, 11, 17, 33, 43, 51, 99, 101, 121, 129, 153, 187, 303, 363, 387, 473, 561, 731, 909, 1089, 1111, 1419, 1683, 1717, 2057, 2193, 3333, 4257, 4343, 5151, 5203, 6171, 6579, 8041, 9999, 12221, 13029, 15453, 15609, 18513, 18887, 24123, 36663, 39087, 46827, 47773, 56661, 72369, 73831, 88451, 109989, 143319, 169983, 207757, 221493, 265353, 429957, 525503, 623271, 664479, 796059, 812141, 1576509, 1869813, 2436423, 4729527, 7309269, 8933551, 26800653, 80401959]

約数ペア:

[(1, 80401959), (3, 26800653), (9, 8933551), (11, 7309269), (17, 4729527), (33, 2436423), (43, 1869813), (51, 1576509), (99, 812141), (101, 796059), (121, 664479), (129, 623271), (153, 525503), (187, 429957), (303, 265353), (363, 221493), (387, 207757), (473, 169983), (561, 143319), (731, 109989), (909, 88451), (1089, 73831), (1111, 72369), (1419, 56661), (1683, 47773), (1717, 46827), (2057, 39087), (2193, 36663), (3333, 24123), (4257, 18887), (4343, 18513), (5151, 15609), (5203, 15453), (6171, 13029), (6579, 12221), (8041, 9999)]