12729291218

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1\times {\mathrm{17207}}^1$

素因数の和:18266

約数の個数: 32

約数和(自身を含む): 22256964864

約数和(自身を除く): 9527673646

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 997, 1994, 6979, 13958, 17207, 34414, 52841, 105682, 120449, 240898, 369887, 739774, 911971, 1823942, 6383797, 12767594, 17155379, 34310758, 120087653, 240175306, 909235087, 1818470174, 6364645609, 12729291218]

約数ペア:

[(1, 12729291218), (2, 6364645609), (7, 1818470174), (14, 909235087), (53, 240175306), (106, 120087653), (371, 34310758), (742, 17155379), (997, 12767594), (1994, 6383797), (6979, 1823942), (13958, 911971), (17207, 739774), (34414, 369887), (52841, 240898), (105682, 120449)]