191571129

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 314880000

約数和(自身を除く): 123308871

約数列:

[1, 3, 9, 19, 27, 29, 57, 79, 87, 163, 171, 237, 261, 489, 513, 551, 711, 783, 1467, 1501, 1653, 2133, 2291, 3097, 4401, 4503, 4727, 4959, 6873, 9291, 12877, 13509, 14181, 14877, 20619, 27873, 38631, 40527, 42543, 43529, 61857, 83619, 89813, 115893, 127629, 130587, 244663, 269439, 347679, 373433, 391761, 733989, 808317, 1120299, 1175283, 2201967, 2424951, 3360897, 6605901, 7095227, 10082691, 21285681, 63857043, 191571129]

約数ペア:

[(1, 191571129), (3, 63857043), (9, 21285681), (19, 10082691), (27, 7095227), (29, 6605901), (57, 3360897), (79, 2424951), (87, 2201967), (163, 1175283), (171, 1120299), (237, 808317), (261, 733989), (489, 391761), (513, 373433), (551, 347679), (711, 269439), (783, 244663), (1467, 130587), (1501, 127629), (1653, 115893), (2133, 89813), (2291, 83619), (3097, 61857), (4401, 43529), (4503, 42543), (4727, 40527), (4959, 38631), (6873, 27873), (9291, 20619), (12877, 14877), (13509, 14181)]