201239973

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 326177280

約数和(自身を除く): 124937307

約数列:

[1, 3, 9, 11, 33, 59, 99, 131, 177, 263, 393, 531, 649, 789, 1179, 1441, 1947, 2367, 2893, 4323, 5841, 7729, 8679, 12969, 15517, 23187, 26037, 34453, 46551, 69561, 85019, 103359, 139653, 170687, 255057, 310077, 378983, 512061, 765171, 1136949, 1536183, 2032727, 3410847, 6098181, 18294543, 22359997, 67079991, 201239973]

約数ペア:

[(1, 201239973), (3, 67079991), (9, 22359997), (11, 18294543), (33, 6098181), (59, 3410847), (99, 2032727), (131, 1536183), (177, 1136949), (263, 765171), (393, 512061), (531, 378983), (649, 310077), (789, 255057), (1179, 170687), (1441, 139653), (1947, 103359), (2367, 85019), (2893, 69561), (4323, 46551), (5841, 34453), (7729, 26037), (8679, 23187), (12969, 15517)]