87164181

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 151240320

約数和(自身を除く): 64076139

約数列:

[1, 3, 9, 13, 23, 27, 39, 59, 61, 69, 81, 117, 177, 183, 207, 299, 351, 531, 549, 621, 767, 793, 897, 1053, 1357, 1403, 1593, 1647, 1863, 2301, 2379, 2691, 3599, 4071, 4209, 4779, 4941, 6903, 7137, 8073, 10797, 12213, 12627, 17641, 18239, 20709, 21411, 24219, 32391, 36639, 37881, 46787, 52923, 54717, 62127, 64233, 82777, 97173, 109917, 113643, 140361, 158769, 164151, 248331, 291519, 421083, 476307, 492453, 744993, 1076101, 1263249, 1428921, 1477359, 2234979, 3228303, 3789747, 6704937, 9684909, 29054727, 87164181]

約数ペア:

[(1, 87164181), (3, 29054727), (9, 9684909), (13, 6704937), (23, 3789747), (27, 3228303), (39, 2234979), (59, 1477359), (61, 1428921), (69, 1263249), (81, 1076101), (117, 744993), (177, 492453), (183, 476307), (207, 421083), (299, 291519), (351, 248331), (531, 164151), (549, 158769), (621, 140361), (767, 113643), (793, 109917), (897, 97173), (1053, 82777), (1357, 64233), (1403, 62127), (1593, 54717), (1647, 52923), (1863, 46787), (2301, 37881), (2379, 36639), (2691, 32391), (3599, 24219), (4071, 21411), (4209, 20709), (4779, 18239), (4941, 17641), (6903, 12627), (7137, 12213), (8073, 10797)]