12980128

素因数分解:

$2^5\times 7^1\times {\mathrm{57947}}^1$

素因数の和:57964

約数の個数: 24

約数和(自身を含む): 29205792

約数和(自身を除く): 16225664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 57947, 115894, 231788, 405629, 463576, 811258, 927152, 1622516, 1854304, 3245032, 6490064, 12980128]

約数ペア:

[(1, 12980128), (2, 6490064), (4, 3245032), (7, 1854304), (8, 1622516), (14, 927152), (16, 811258), (28, 463576), (32, 405629), (56, 231788), (112, 115894), (224, 57947)]