12821418702

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{809}}^1\times {\mathrm{12401}}^1$

素因数の和:13289

約数の個数: 48

約数和(自身を含む): 28208100960

約数和(自身を除く): 15386682258

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 809, 1278, 1618, 2427, 4854, 7281, 12401, 14562, 24802, 37203, 57439, 74406, 111609, 114878, 172317, 223218, 344634, 516951, 880471, 1033902, 1760942, 2641413, 5282826, 7924239, 10032409, 15848478, 20064818, 30097227, 60194454, 90291681, 180583362, 712301039, 1424602078, 2136903117, 4273806234, 6410709351, 12821418702]

約数ペア:

[(1, 12821418702), (2, 6410709351), (3, 4273806234), (6, 2136903117), (9, 1424602078), (18, 712301039), (71, 180583362), (142, 90291681), (213, 60194454), (426, 30097227), (639, 20064818), (809, 15848478), (1278, 10032409), (1618, 7924239), (2427, 5282826), (4854, 2641413), (7281, 1760942), (12401, 1033902), (14562, 880471), (24802, 516951), (37203, 344634), (57439, 223218), (74406, 172317), (111609, 114878)]