3158883

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 6224400

約数和(自身を除く): 3065517

約数列:

[1, 3, 7, 9, 13, 19, 21, 29, 39, 49, 57, 63, 87, 91, 117, 133, 147, 171, 203, 247, 261, 273, 377, 399, 441, 551, 609, 637, 741, 819, 931, 1131, 1197, 1421, 1653, 1729, 1827, 1911, 2223, 2639, 2793, 3393, 3857, 4263, 4959, 5187, 5733, 7163, 7917, 8379, 11571, 12103, 12789, 15561, 18473, 21489, 23751, 26999, 34713, 36309, 50141, 55419, 64467, 80997, 108927, 150423, 166257, 242991, 350987, 451269, 1052961, 3158883]

約数ペア:

[(1, 3158883), (3, 1052961), (7, 451269), (9, 350987), (13, 242991), (19, 166257), (21, 150423), (29, 108927), (39, 80997), (49, 64467), (57, 55419), (63, 50141), (87, 36309), (91, 34713), (117, 26999), (133, 23751), (147, 21489), (171, 18473), (203, 15561), (247, 12789), (261, 12103), (273, 11571), (377, 8379), (399, 7917), (441, 7163), (551, 5733), (609, 5187), (637, 4959), (741, 4263), (819, 3857), (931, 3393), (1131, 2793), (1197, 2639), (1421, 2223), (1653, 1911), (1729, 1827)]