641071424

素因数分解:

$2^6\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3187}}^1$

素因数の和:3655

約数の個数: 56

約数和(自身を含む): 1457553600

約数和(自身を除く): 816482176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 449, 898, 1796, 3143, 3187, 3592, 6286, 6374, 7184, 12572, 12748, 14368, 22309, 25144, 25496, 28736, 44618, 50288, 50992, 89236, 100576, 101984, 178472, 201152, 203968, 356944, 713888, 1427776, 1430963, 2861926, 5723852, 10016741, 11447704, 20033482, 22895408, 40066964, 45790816, 80133928, 91581632, 160267856, 320535712, 641071424]

約数ペア:

[(1, 641071424), (2, 320535712), (4, 160267856), (7, 91581632), (8, 80133928), (14, 45790816), (16, 40066964), (28, 22895408), (32, 20033482), (56, 11447704), (64, 10016741), (112, 5723852), (224, 2861926), (448, 1430963), (449, 1427776), (898, 713888), (1796, 356944), (3143, 203968), (3187, 201152), (3592, 178472), (6286, 101984), (6374, 100576), (7184, 89236), (12572, 50992), (12748, 50288), (14368, 44618), (22309, 28736), (25144, 25496)]