12961312

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4451}}^1$

素因数の和:4481

約数の個数: 48

約数和(自身を含む): 31413312

約数和(自身を除く): 18452000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 4451, 8902, 17804, 31157, 35608, 57863, 62314, 71216, 115726, 124628, 142432, 231452, 249256, 405041, 462904, 498512, 810082, 925808, 997024, 1620164, 1851616, 3240328, 6480656, 12961312]

約数ペア:

[(1, 12961312), (2, 6480656), (4, 3240328), (7, 1851616), (8, 1620164), (13, 997024), (14, 925808), (16, 810082), (26, 498512), (28, 462904), (32, 405041), (52, 249256), (56, 231452), (91, 142432), (104, 124628), (112, 115726), (182, 71216), (208, 62314), (224, 57863), (364, 35608), (416, 31157), (728, 17804), (1456, 8902), (2912, 4451)]