1997732009

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{84761}}^1$

素因数の和:84825

約数の個数: 24

約数和(自身を含む): 2570322888

約数和(自身を除く): 572590879

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 1813, 3367, 23569, 84761, 593327, 1101893, 3136157, 4153289, 7713251, 21953099, 40770041, 53992757, 153671693, 285390287, 1997732009]

約数ペア:

[(1, 1997732009), (7, 285390287), (13, 153671693), (37, 53992757), (49, 40770041), (91, 21953099), (259, 7713251), (481, 4153289), (637, 3136157), (1813, 1101893), (3367, 593327), (23569, 84761)]