40680927

素因数分解:

$3^3\times 7^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 71053920

約数和(自身を除く): 30372993

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 97, 147, 189, 291, 317, 441, 679, 873, 951, 1323, 2037, 2219, 2619, 2853, 4753, 6111, 6657, 8559, 14259, 15533, 18333, 19971, 30749, 42777, 46599, 59913, 92247, 128331, 139797, 215243, 276741, 419391, 645729, 830223, 1506701, 1937187, 4520103, 5811561, 13560309, 40680927]

約数ペア:

[(1, 40680927), (3, 13560309), (7, 5811561), (9, 4520103), (21, 1937187), (27, 1506701), (49, 830223), (63, 645729), (97, 419391), (147, 276741), (189, 215243), (291, 139797), (317, 128331), (441, 92247), (679, 59913), (873, 46599), (951, 42777), (1323, 30749), (2037, 19971), (2219, 18333), (2619, 15533), (2853, 14259), (4753, 8559), (6111, 6657)]