8422947

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 14297360

約数和(自身を除く): 5874413

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 421, 513, 741, 1053, 1263, 1539, 2223, 3789, 5473, 6669, 7999, 11367, 16419, 20007, 23997, 34101, 49257, 71991, 103987, 147771, 215973, 311961, 443313, 647919, 935883, 2807649, 8422947]

約数ペア:

[(1, 8422947), (3, 2807649), (9, 935883), (13, 647919), (19, 443313), (27, 311961), (39, 215973), (57, 147771), (81, 103987), (117, 71991), (171, 49257), (247, 34101), (351, 23997), (421, 20007), (513, 16419), (741, 11367), (1053, 7999), (1263, 6669), (1539, 5473), (2223, 3789)]