840668829

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1033}}^1$

素因数の和:1338

約数の個数: 64

約数和(自身を含む): 1511989248

約数和(自身を除く): 671320419

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 271, 273, 429, 813, 1001, 1033, 1897, 2981, 3003, 3099, 3523, 5691, 7231, 8943, 10569, 11363, 13429, 20867, 21693, 24661, 34089, 38753, 40287, 62601, 73983, 79541, 94003, 116259, 147719, 238623, 271271, 279943, 282009, 443157, 813813, 839829, 1034033, 1959601, 3079373, 3102099, 3639259, 5878803, 9238119, 10917777, 21555611, 25474813, 40031849, 64666833, 76424439, 120095547, 280222943, 840668829]

約数ペア:

[(1, 840668829), (3, 280222943), (7, 120095547), (11, 76424439), (13, 64666833), (21, 40031849), (33, 25474813), (39, 21555611), (77, 10917777), (91, 9238119), (143, 5878803), (231, 3639259), (271, 3102099), (273, 3079373), (429, 1959601), (813, 1034033), (1001, 839829), (1033, 813813), (1897, 443157), (2981, 282009), (3003, 279943), (3099, 271271), (3523, 238623), (5691, 147719), (7231, 116259), (8943, 94003), (10569, 79541), (11363, 73983), (13429, 62601), (20867, 40287), (21693, 38753), (24661, 34089)]