38810961

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 69619200

約数和(自身を除く): 30808239

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 73, 87, 97, 189, 203, 219, 261, 291, 511, 609, 657, 679, 783, 873, 1533, 1827, 1971, 2037, 2117, 2619, 2813, 4599, 5481, 6111, 6351, 7081, 8439, 13797, 14819, 18333, 19053, 19691, 21243, 25317, 44457, 49567, 57159, 59073, 63729, 75951, 133371, 148701, 177219, 191187, 205349, 400113, 446103, 531657, 616047, 1338309, 1437443, 1848141, 4312329, 5544423, 12936987, 38810961]

約数ペア:

[(1, 38810961), (3, 12936987), (7, 5544423), (9, 4312329), (21, 1848141), (27, 1437443), (29, 1338309), (63, 616047), (73, 531657), (87, 446103), (97, 400113), (189, 205349), (203, 191187), (219, 177219), (261, 148701), (291, 133371), (511, 75951), (609, 63729), (657, 59073), (679, 57159), (783, 49567), (873, 44457), (1533, 25317), (1827, 21243), (1971, 19691), (2037, 19053), (2117, 18333), (2619, 14819), (2813, 13797), (4599, 8439), (5481, 7081), (6111, 6351)]