13420228941

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{361663}}^1$

素因数の和:361726

約数の個数: 48

約数和(自身を含む): 24072355840

約数和(自身を除く): 10652126899

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 1197, 1767, 1953, 4123, 5301, 12369, 37107, 361663, 1084989, 2531641, 3254967, 6871597, 7594923, 11211553, 20614791, 22784769, 33634659, 48101179, 61844373, 78480871, 100903977, 144303537, 213019507, 235442613, 432910611, 639058521, 706327839, 1491136549, 1917175563, 4473409647, 13420228941]

約数ペア:

[(1, 13420228941), (3, 4473409647), (7, 1917175563), (9, 1491136549), (19, 706327839), (21, 639058521), (31, 432910611), (57, 235442613), (63, 213019507), (93, 144303537), (133, 100903977), (171, 78480871), (217, 61844373), (279, 48101179), (399, 33634659), (589, 22784769), (651, 20614791), (1197, 11211553), (1767, 7594923), (1953, 6871597), (4123, 3254967), (5301, 2531641), (12369, 1084989), (37107, 361663)]