199435145

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{62617}}^1$

素因数の和:62649

約数の個数: 24

約数和(自身を含む): 299814984

約数和(自身を除く): 100379839

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 62617, 313085, 438319, 814021, 2191595, 3068233, 4070105, 5698147, 15341165, 28490735, 39887029, 199435145]

約数ペア:

[(1, 199435145), (5, 39887029), (7, 28490735), (13, 15341165), (35, 5698147), (49, 4070105), (65, 3068233), (91, 2191595), (245, 814021), (455, 438319), (637, 313085), (3185, 62617)]