201391407

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 361881600

約数和(自身を除く): 160490193

約数列:

[1, 3, 7, 9, 21, 27, 31, 37, 63, 93, 111, 189, 217, 259, 279, 333, 651, 777, 837, 929, 999, 1147, 1953, 2331, 2787, 3441, 5859, 6503, 6993, 8029, 8361, 10323, 19509, 24087, 25083, 28799, 30969, 34373, 58527, 72261, 86397, 103119, 175581, 201593, 216783, 240611, 259191, 309357, 604779, 721833, 777573, 928071, 1065563, 1814337, 2165499, 3196689, 5443011, 6496497, 7458941, 9590067, 22376823, 28770201, 67130469, 201391407]

約数ペア:

[(1, 201391407), (3, 67130469), (7, 28770201), (9, 22376823), (21, 9590067), (27, 7458941), (31, 6496497), (37, 5443011), (63, 3196689), (93, 2165499), (111, 1814337), (189, 1065563), (217, 928071), (259, 777573), (279, 721833), (333, 604779), (651, 309357), (777, 259191), (837, 240611), (929, 216783), (999, 201593), (1147, 175581), (1953, 103119), (2331, 86397), (2787, 72261), (3441, 58527), (5859, 34373), (6503, 30969), (6993, 28799), (8029, 25083), (8361, 24087), (10323, 19509)]