156629781

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{761}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 295119552

約数和(自身を除く): 138489771

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 121, 189, 231, 243, 297, 363, 567, 693, 761, 847, 891, 1089, 1701, 2079, 2283, 2541, 2673, 3267, 5327, 6237, 6849, 7623, 8371, 9801, 15981, 18711, 20547, 22869, 25113, 29403, 47943, 58597, 61641, 68607, 75339, 92081, 143829, 175791, 184923, 205821, 226017, 276243, 431487, 527373, 644567, 678051, 828729, 1294461, 1582119, 1933701, 2034153, 2486187, 4746357, 5801103, 7458561, 14239071, 17403309, 22375683, 52209927, 156629781]

約数ペア:

[(1, 156629781), (3, 52209927), (7, 22375683), (9, 17403309), (11, 14239071), (21, 7458561), (27, 5801103), (33, 4746357), (63, 2486187), (77, 2034153), (81, 1933701), (99, 1582119), (121, 1294461), (189, 828729), (231, 678051), (243, 644567), (297, 527373), (363, 431487), (567, 276243), (693, 226017), (761, 205821), (847, 184923), (891, 175791), (1089, 143829), (1701, 92081), (2079, 75339), (2283, 68607), (2541, 61641), (2673, 58597), (3267, 47943), (5327, 29403), (6237, 25113), (6849, 22869), (7623, 20547), (8371, 18711), (9801, 15981)]