12756618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{739}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 31861440

約数和(自身を除く): 19104822

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 739, 822, 959, 1233, 1478, 1918, 2217, 2466, 2877, 4434, 5173, 5754, 6651, 8631, 10346, 13302, 15519, 17262, 31038, 46557, 93114, 101243, 202486, 303729, 607458, 708701, 911187, 1417402, 1822374, 2126103, 4252206, 6378309, 12756618]

約数ペア:

[(1, 12756618), (2, 6378309), (3, 4252206), (6, 2126103), (7, 1822374), (9, 1417402), (14, 911187), (18, 708701), (21, 607458), (42, 303729), (63, 202486), (126, 101243), (137, 93114), (274, 46557), (411, 31038), (739, 17262), (822, 15519), (959, 13302), (1233, 10346), (1478, 8631), (1918, 6651), (2217, 5754), (2466, 5173), (2877, 4434)]