1285153821

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{317}}^2$

素因数の和:683

約数の個数: 54

約数和(自身を含む): 2240939610

約数和(自身を除く): 955785789

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 317, 441, 609, 951, 1421, 1827, 2219, 2853, 4263, 6657, 9193, 12789, 15533, 19971, 27579, 46599, 64351, 82737, 100489, 139797, 193053, 301467, 450457, 579159, 703423, 904401, 1351371, 2110269, 2914181, 4054113, 4923961, 6330807, 8742543, 14771883, 20399267, 26227629, 44315649, 61197801, 142794869, 183593403, 428384607, 1285153821]

約数ペア:

[(1, 1285153821), (3, 428384607), (7, 183593403), (9, 142794869), (21, 61197801), (29, 44315649), (49, 26227629), (63, 20399267), (87, 14771883), (147, 8742543), (203, 6330807), (261, 4923961), (317, 4054113), (441, 2914181), (609, 2110269), (951, 1351371), (1421, 904401), (1827, 703423), (2219, 579159), (2853, 450457), (4263, 301467), (6657, 193053), (9193, 139797), (12789, 100489), (15533, 82737), (19971, 64351), (27579, 46599)]