261569741139

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17837}}^1\times {\mathrm{12251}}^1$

素因数の和:30120

約数の個数: 48

約数和(自身を含む): 454586446080

約数和(自身を除く): 193016704941

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 12251, 17837, 36753, 53511, 85757, 110259, 124859, 160533, 232769, 257271, 338903, 374577, 698307, 771813, 1016709, 1123731, 1629383, 2094921, 2372321, 3050127, 4888149, 7116963, 14664447, 21350889, 218521087, 655563261, 1529647609, 1966689783, 4151900653, 4588942827, 12455701959, 13766828481, 29063304571, 37367105877, 87189913713, 261569741139]

約数ペア:

[(1, 261569741139), (3, 87189913713), (7, 37367105877), (9, 29063304571), (19, 13766828481), (21, 12455701959), (57, 4588942827), (63, 4151900653), (133, 1966689783), (171, 1529647609), (399, 655563261), (1197, 218521087), (12251, 21350889), (17837, 14664447), (36753, 7116963), (53511, 4888149), (85757, 3050127), (110259, 2372321), (124859, 2094921), (160533, 1629383), (232769, 1123731), (257271, 1016709), (338903, 771813), (374577, 698307)]