53339247

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6421}}^1$

素因数の和:6511

約数の個数: 24

約数和(自身を含む): 84153888

約数和(自身を除く): 30814641

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 6421, 8307, 19263, 57789, 83473, 250419, 455891, 751257, 1367673, 4103019, 5926583, 17779749, 53339247]

約数ペア:

[(1, 53339247), (3, 17779749), (9, 5926583), (13, 4103019), (39, 1367673), (71, 751257), (117, 455891), (213, 250419), (639, 83473), (923, 57789), (2769, 19263), (6421, 8307)]