328910624

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20681}}^1$

素因数の和:20769

約数の個数: 48

約数和(自身を含む): 750508416

約数和(自身を除く): 421597792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1988, 2272, 3976, 7952, 15904, 20681, 41362, 82724, 144767, 165448, 289534, 330896, 579068, 661792, 1158136, 1468351, 2316272, 2936702, 4632544, 5873404, 10278457, 11746808, 20556914, 23493616, 41113828, 46987232, 82227656, 164455312, 328910624]

約数ペア:

[(1, 328910624), (2, 164455312), (4, 82227656), (7, 46987232), (8, 41113828), (14, 23493616), (16, 20556914), (28, 11746808), (32, 10278457), (56, 5873404), (71, 4632544), (112, 2936702), (142, 2316272), (224, 1468351), (284, 1158136), (497, 661792), (568, 579068), (994, 330896), (1136, 289534), (1988, 165448), (2272, 144767), (3976, 82724), (7952, 41362), (15904, 20681)]