428874511

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 482162544

約数和(自身を除く): 53288033

約数列:

[1, 13, 37, 107, 169, 481, 641, 1391, 3959, 6253, 8333, 18083, 23717, 51467, 68587, 108329, 308321, 669071, 891631, 2537719, 4008173, 11591203, 32990347, 428874511]

約数ペア:

[(1, 428874511), (13, 32990347), (37, 11591203), (107, 4008173), (169, 2537719), (481, 891631), (641, 669071), (1391, 308321), (3959, 108329), (6253, 68587), (8333, 51467), (18083, 23717)]