2802128

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 40

約数和(自身を含む): 6285312

約数和(自身を除く): 3483184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 197, 254, 394, 508, 788, 889, 1016, 1379, 1576, 1778, 2032, 2758, 3152, 3556, 5516, 7112, 11032, 14224, 22064, 25019, 50038, 100076, 175133, 200152, 350266, 400304, 700532, 1401064, 2802128]

約数ペア:

[(1, 2802128), (2, 1401064), (4, 700532), (7, 400304), (8, 350266), (14, 200152), (16, 175133), (28, 100076), (56, 50038), (112, 25019), (127, 22064), (197, 14224), (254, 11032), (394, 7112), (508, 5516), (788, 3556), (889, 3152), (1016, 2758), (1379, 2032), (1576, 1778)]