138889179

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{347}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 237129984

約数和(自身を除く): 98240805

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 311, 347, 429, 933, 1041, 1287, 2799, 3123, 3421, 3817, 4043, 4511, 10263, 11451, 12129, 13533, 30789, 34353, 36387, 40599, 44473, 49621, 107917, 133419, 148863, 323751, 400257, 446589, 971253, 1187087, 1402921, 3561261, 4208763, 10683783, 12626289, 15432131, 46296393, 138889179]

約数ペア:

[(1, 138889179), (3, 46296393), (9, 15432131), (11, 12626289), (13, 10683783), (33, 4208763), (39, 3561261), (99, 1402921), (117, 1187087), (143, 971253), (311, 446589), (347, 400257), (429, 323751), (933, 148863), (1041, 133419), (1287, 107917), (2799, 49621), (3123, 44473), (3421, 40599), (3817, 36387), (4043, 34353), (4511, 30789), (10263, 13533), (11451, 12129)]