28340718

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 39396882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 293, 294, 329, 343, 586, 658, 686, 879, 987, 1029, 1758, 1974, 2051, 2058, 2303, 4102, 4606, 6153, 6909, 12306, 13771, 13818, 14357, 16121, 27542, 28714, 32242, 41313, 43071, 48363, 82626, 86142, 96397, 96726, 100499, 192794, 200998, 289191, 301497, 578382, 602994, 674779, 1349558, 2024337, 4048674, 4723453, 9446906, 14170359, 28340718]

約数ペア:

[(1, 28340718), (2, 14170359), (3, 9446906), (6, 4723453), (7, 4048674), (14, 2024337), (21, 1349558), (42, 674779), (47, 602994), (49, 578382), (94, 301497), (98, 289191), (141, 200998), (147, 192794), (282, 100499), (293, 96726), (294, 96397), (329, 86142), (343, 82626), (586, 48363), (658, 43071), (686, 41313), (879, 32242), (987, 28714), (1029, 27542), (1758, 16121), (1974, 14357), (2051, 13818), (2058, 13771), (2303, 12306), (4102, 6909), (4606, 6153)]