80766153

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 134004416

約数和(自身を除く): 53238263

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 243, 333, 351, 481, 691, 999, 1053, 1443, 2073, 2997, 3159, 4329, 6219, 8983, 8991, 12987, 18657, 25567, 26949, 38961, 55971, 76701, 80847, 116883, 167913, 230103, 242541, 332371, 690309, 727623, 997113, 2070927, 2182869, 2991339, 6212781, 8974017, 26922051, 80766153]

約数ペア:

[(1, 80766153), (3, 26922051), (9, 8974017), (13, 6212781), (27, 2991339), (37, 2182869), (39, 2070927), (81, 997113), (111, 727623), (117, 690309), (243, 332371), (333, 242541), (351, 230103), (481, 167913), (691, 116883), (999, 80847), (1053, 76701), (1443, 55971), (2073, 38961), (2997, 26949), (3159, 25567), (4329, 18657), (6219, 12987), (8983, 8991)]