69906681

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 119901600

約数和(自身を除く): 49994919

約数列:

[1, 3, 9, 13, 19, 39, 41, 57, 59, 117, 123, 169, 171, 177, 247, 369, 507, 531, 533, 741, 767, 779, 1121, 1521, 1599, 2223, 2301, 2337, 2419, 3211, 3363, 4797, 6903, 6929, 7011, 7257, 9633, 9971, 10089, 10127, 14573, 20787, 21771, 28899, 29913, 30381, 31447, 43719, 45961, 62361, 89739, 91143, 94341, 131157, 131651, 137883, 189449, 283023, 394953, 408811, 413649, 568347, 597493, 1184859, 1226433, 1705041, 1792479, 3679299, 5377437, 7767409, 23302227, 69906681]

約数ペア:

[(1, 69906681), (3, 23302227), (9, 7767409), (13, 5377437), (19, 3679299), (39, 1792479), (41, 1705041), (57, 1226433), (59, 1184859), (117, 597493), (123, 568347), (169, 413649), (171, 408811), (177, 394953), (247, 283023), (369, 189449), (507, 137883), (531, 131651), (533, 131157), (741, 94341), (767, 91143), (779, 89739), (1121, 62361), (1521, 45961), (1599, 43719), (2223, 31447), (2301, 30381), (2337, 29913), (2419, 28899), (3211, 21771), (3363, 20787), (4797, 14573), (6903, 10127), (6929, 10089), (7011, 9971), (7257, 9633)]