216998432

素因数分解:

$2^5\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1973}}^1$

素因数の和:2481

約数の個数: 48

約数和(自身を含む): 489488832

約数和(自身を除く): 272490400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 491, 982, 1964, 1973, 3437, 3928, 3946, 6874, 7856, 7892, 13748, 13811, 15712, 15784, 27496, 27622, 31568, 54992, 55244, 63136, 109984, 110488, 220976, 441952, 968743, 1937486, 3874972, 6781201, 7749944, 13562402, 15499888, 27124804, 30999776, 54249608, 108499216, 216998432]

約数ペア:

[(1, 216998432), (2, 108499216), (4, 54249608), (7, 30999776), (8, 27124804), (14, 15499888), (16, 13562402), (28, 7749944), (32, 6781201), (56, 3874972), (112, 1937486), (224, 968743), (491, 441952), (982, 220976), (1964, 110488), (1973, 109984), (3437, 63136), (3928, 55244), (3946, 54992), (6874, 31568), (7856, 27622), (7892, 27496), (13748, 15784), (13811, 15712)]