55777491

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 105344512

約数和(自身を除く): 49567021

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 121, 189, 231, 243, 271, 297, 363, 567, 693, 813, 847, 891, 1089, 1701, 1897, 2079, 2439, 2541, 2673, 2981, 3267, 5691, 6237, 7317, 7623, 8943, 9801, 17073, 18711, 20867, 21951, 22869, 26829, 29403, 32791, 51219, 62601, 65853, 68607, 80487, 98373, 153657, 187803, 205821, 229537, 241461, 295119, 460971, 563409, 688611, 724383, 885357, 1690227, 2065833, 2656071, 5070681, 6197499, 7968213, 18592497, 55777491]

約数ペア:

[(1, 55777491), (3, 18592497), (7, 7968213), (9, 6197499), (11, 5070681), (21, 2656071), (27, 2065833), (33, 1690227), (63, 885357), (77, 724383), (81, 688611), (99, 563409), (121, 460971), (189, 295119), (231, 241461), (243, 229537), (271, 205821), (297, 187803), (363, 153657), (567, 98373), (693, 80487), (813, 68607), (847, 65853), (891, 62601), (1089, 51219), (1701, 32791), (1897, 29403), (2079, 26829), (2439, 22869), (2541, 21951), (2673, 20867), (2981, 18711), (3267, 17073), (5691, 9801), (6237, 8943), (7317, 7623)]