187345851

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 323592192

約数和(自身を除く): 136246341

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 131, 151, 231, 287, 393, 451, 453, 861, 917, 1057, 1353, 1441, 1661, 2751, 3157, 3171, 4323, 4983, 5371, 6191, 9471, 10087, 11627, 16113, 18573, 19781, 30261, 34881, 37597, 43337, 59081, 59343, 68101, 112791, 130011, 138467, 177243, 204303, 217591, 413567, 415401, 476707, 652773, 811021, 1240701, 1430121, 1523137, 2433063, 4569411, 5677147, 8921231, 17031441, 26763693, 62448617, 187345851]

約数ペア:

[(1, 187345851), (3, 62448617), (7, 26763693), (11, 17031441), (21, 8921231), (33, 5677147), (41, 4569411), (77, 2433063), (123, 1523137), (131, 1430121), (151, 1240701), (231, 811021), (287, 652773), (393, 476707), (451, 415401), (453, 413567), (861, 217591), (917, 204303), (1057, 177243), (1353, 138467), (1441, 130011), (1661, 112791), (2751, 68101), (3157, 59343), (3171, 59081), (4323, 43337), (4983, 37597), (5371, 34881), (6191, 30261), (9471, 19781), (10087, 18573), (11627, 16113)]