26340327

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 46934160

約数和(自身を除く): 20593833

約数列:

[1, 3, 9, 13, 17, 19, 39, 41, 51, 57, 117, 123, 153, 171, 221, 247, 289, 323, 369, 533, 663, 697, 741, 779, 867, 969, 1599, 1989, 2091, 2223, 2337, 2601, 2907, 3757, 4199, 4797, 5491, 6273, 7011, 9061, 10127, 11271, 11849, 12597, 13243, 16473, 27183, 30381, 33813, 35547, 37791, 39729, 49419, 71383, 81549, 91143, 106641, 119187, 154037, 172159, 214149, 225131, 462111, 516477, 642447, 675393, 1386333, 1549431, 2026179, 2926703, 8780109, 26340327]

約数ペア:

[(1, 26340327), (3, 8780109), (9, 2926703), (13, 2026179), (17, 1549431), (19, 1386333), (39, 675393), (41, 642447), (51, 516477), (57, 462111), (117, 225131), (123, 214149), (153, 172159), (171, 154037), (221, 119187), (247, 106641), (289, 91143), (323, 81549), (369, 71383), (533, 49419), (663, 39729), (697, 37791), (741, 35547), (779, 33813), (867, 30381), (969, 27183), (1599, 16473), (1989, 13243), (2091, 12597), (2223, 11849), (2337, 11271), (2601, 10127), (2907, 9061), (3757, 7011), (4199, 6273), (4797, 5491)]