39340257

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 59222016

約数和(自身を除く): 19881759

約数列:

[1, 3, 11, 33, 53, 83, 159, 249, 271, 583, 813, 913, 1749, 2739, 2981, 4399, 8943, 13197, 14363, 22493, 43089, 48389, 67479, 145167, 157993, 247423, 473979, 742269, 1192129, 3576387, 13113419, 39340257]

約数ペア:

[(1, 39340257), (3, 13113419), (11, 3576387), (33, 1192129), (53, 742269), (83, 473979), (159, 247423), (249, 157993), (271, 145167), (583, 67479), (813, 48389), (913, 43089), (1749, 22493), (2739, 14363), (2981, 13197), (4399, 8943)]