199311616

素因数分解:

$2^8\times 7^2\times {\mathrm{15889}}^1$

素因数の和:15919

約数の個数: 54

約数和(自身を含む): 462828030

約数和(自身を除く): 263516414

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 15889, 31778, 63556, 111223, 127112, 222446, 254224, 444892, 508448, 778561, 889784, 1016896, 1557122, 1779568, 2033792, 3114244, 3559136, 4067584, 6228488, 7118272, 12456976, 14236544, 24913952, 28473088, 49827904, 99655808, 199311616]

約数ペア:

[(1, 199311616), (2, 99655808), (4, 49827904), (7, 28473088), (8, 24913952), (14, 14236544), (16, 12456976), (28, 7118272), (32, 6228488), (49, 4067584), (56, 3559136), (64, 3114244), (98, 2033792), (112, 1779568), (128, 1557122), (196, 1016896), (224, 889784), (256, 778561), (392, 508448), (448, 444892), (784, 254224), (896, 222446), (1568, 127112), (1792, 111223), (3136, 63556), (6272, 31778), (12544, 15889)]