12145959

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 21548800

約数和(自身を除く): 9402841

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 73, 133, 139, 171, 219, 399, 417, 511, 657, 973, 1197, 1251, 1387, 1533, 2641, 2919, 4161, 4599, 7923, 8757, 9709, 10147, 12483, 18487, 23769, 29127, 30441, 55461, 71029, 87381, 91323, 166383, 192793, 213087, 578379, 639261, 1349551, 1735137, 4048653, 12145959]

約数ペア:

[(1, 12145959), (3, 4048653), (7, 1735137), (9, 1349551), (19, 639261), (21, 578379), (57, 213087), (63, 192793), (73, 166383), (133, 91323), (139, 87381), (171, 71029), (219, 55461), (399, 30441), (417, 29127), (511, 23769), (657, 18487), (973, 12483), (1197, 10147), (1251, 9709), (1387, 8757), (1533, 7923), (2641, 4599), (2919, 4161)]