15772939

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 19910400

約数和(自身を除く): 4137461

約数列:

[1, 7, 13, 67, 91, 169, 199, 469, 871, 1183, 1393, 2587, 6097, 11323, 13333, 18109, 33631, 79261, 93331, 173329, 235417, 1213303, 2253277, 15772939]

約数ペア:

[(1, 15772939), (7, 2253277), (13, 1213303), (67, 235417), (91, 173329), (169, 93331), (199, 79261), (469, 33631), (871, 18109), (1183, 13333), (1393, 11323), (2587, 6097)]