12991048

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3803}}^1$

素因数の和:3877

約数の個数: 32

約数和(自身を含む): 28301760

約数和(自身を除く): 15310712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 3803, 7606, 15212, 26621, 30424, 53242, 106484, 212968, 231983, 463966, 927932, 1623881, 1855864, 3247762, 6495524, 12991048]

約数ペア:

[(1, 12991048), (2, 6495524), (4, 3247762), (7, 1855864), (8, 1623881), (14, 927932), (28, 463966), (56, 231983), (61, 212968), (122, 106484), (244, 53242), (427, 30424), (488, 26621), (854, 15212), (1708, 7606), (3416, 3803)]