199137601

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 224489760

約数和(自身を除く): 25352159

約数列:

[1, 13, 43, 67, 169, 409, 559, 871, 2881, 5317, 7267, 11323, 17587, 27403, 37453, 69121, 228631, 356239, 486889, 1178329, 2972203, 4631107, 15318277, 199137601]

約数ペア:

[(1, 199137601), (13, 15318277), (43, 4631107), (67, 2972203), (169, 1178329), (409, 486889), (559, 356239), (871, 228631), (2881, 69121), (5317, 37453), (7267, 27403), (11323, 17587)]