148840209

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 260507520

約数和(自身を除く): 111667311

約数列:

[1, 3, 7, 9, 21, 29, 41, 63, 87, 123, 203, 261, 287, 369, 609, 861, 1189, 1827, 1987, 2583, 3567, 5961, 8323, 10701, 13909, 17883, 24969, 41727, 57623, 74907, 81467, 125181, 172869, 244401, 403361, 518607, 570269, 733203, 1210083, 1710807, 2362543, 3630249, 5132421, 7087629, 16537801, 21262887, 49613403, 148840209]

約数ペア:

[(1, 148840209), (3, 49613403), (7, 21262887), (9, 16537801), (21, 7087629), (29, 5132421), (41, 3630249), (63, 2362543), (87, 1710807), (123, 1210083), (203, 733203), (261, 570269), (287, 518607), (369, 403361), (609, 244401), (861, 172869), (1189, 125181), (1827, 81467), (1987, 74907), (2583, 57623), (3567, 41727), (5961, 24969), (8323, 17883), (10701, 13909)]