17493021

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 32887296

約数和(自身を除く): 15394275

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 53, 63, 91, 93, 117, 159, 169, 217, 273, 279, 371, 403, 477, 507, 651, 689, 819, 1113, 1183, 1209, 1521, 1643, 1953, 2067, 2821, 3339, 3549, 3627, 4823, 4929, 5239, 6201, 8463, 8957, 10647, 11501, 14469, 14787, 15717, 21359, 25389, 26871, 34503, 36673, 43407, 47151, 62699, 64077, 80613, 103509, 110019, 149513, 188097, 192231, 277667, 330057, 448539, 564291, 833001, 1345617, 1943669, 2499003, 5831007, 17493021]

約数ペア:

[(1, 17493021), (3, 5831007), (7, 2499003), (9, 1943669), (13, 1345617), (21, 833001), (31, 564291), (39, 448539), (53, 330057), (63, 277667), (91, 192231), (93, 188097), (117, 149513), (159, 110019), (169, 103509), (217, 80613), (273, 64077), (279, 62699), (371, 47151), (403, 43407), (477, 36673), (507, 34503), (651, 26871), (689, 25389), (819, 21359), (1113, 15717), (1183, 14787), (1209, 14469), (1521, 11501), (1643, 10647), (1953, 8957), (2067, 8463), (2821, 6201), (3339, 5239), (3549, 4929), (3627, 4823)]