13899501

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 25878528

約数和(自身を除く): 11979027

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 217, 231, 279, 341, 647, 651, 693, 1023, 1941, 1953, 2387, 3069, 4529, 5823, 7117, 7161, 13587, 20057, 21351, 21483, 40761, 49819, 60171, 64053, 140399, 149457, 180513, 220627, 421197, 448371, 661881, 1263591, 1544389, 1985643, 4633167, 13899501]

約数ペア:

[(1, 13899501), (3, 4633167), (7, 1985643), (9, 1544389), (11, 1263591), (21, 661881), (31, 448371), (33, 421197), (63, 220627), (77, 180513), (93, 149457), (99, 140399), (217, 64053), (231, 60171), (279, 49819), (341, 40761), (647, 21483), (651, 21351), (693, 20057), (1023, 13587), (1941, 7161), (1953, 7117), (2387, 5823), (3069, 4529)]