207894141

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 381911040

約数和(自身を除く): 174016899

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 191, 273, 351, 443, 573, 819, 1329, 1337, 1719, 2457, 2483, 3101, 3987, 4011, 5157, 5759, 7449, 9303, 11961, 12033, 17277, 17381, 22347, 27909, 36099, 40313, 51831, 52143, 67041, 83727, 84613, 120939, 155493, 156429, 253839, 362817, 469287, 592291, 761517, 1088451, 1099969, 1776873, 2284551, 3299907, 5330619, 7699783, 9899721, 15991857, 23099349, 29699163, 69298047, 207894141]

約数ペア:

[(1, 207894141), (3, 69298047), (7, 29699163), (9, 23099349), (13, 15991857), (21, 9899721), (27, 7699783), (39, 5330619), (63, 3299907), (91, 2284551), (117, 1776873), (189, 1099969), (191, 1088451), (273, 761517), (351, 592291), (443, 469287), (573, 362817), (819, 253839), (1329, 156429), (1337, 155493), (1719, 120939), (2457, 84613), (2483, 83727), (3101, 67041), (3987, 52143), (4011, 51831), (5157, 40313), (5759, 36099), (7449, 27909), (9303, 22347), (11961, 17381), (12033, 17277)]