155520001

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{15679}}^1$

素因数の和:15808

約数の個数: 16

約数和(自身を含む): 193177600

約数和(自身を除く): 37657599

約数列:

[1, 7, 13, 91, 109, 763, 1417, 9919, 15679, 109753, 203827, 1426789, 1709011, 11963077, 22217143, 155520001]

約数ペア:

[(1, 155520001), (7, 22217143), (13, 11963077), (91, 1709011), (109, 1426789), (763, 203827), (1417, 109753), (9919, 15679)]