1422421

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 32

約数和(自身を含む): 2016000

約数和(自身を除く): 593579

約数列:

[1, 7, 11, 13, 29, 49, 77, 91, 143, 203, 319, 343, 377, 539, 637, 1001, 1421, 2233, 2639, 3773, 4147, 4459, 7007, 9947, 15631, 18473, 29029, 49049, 109417, 129311, 203203, 1422421]

約数ペア:

[(1, 1422421), (7, 203203), (11, 129311), (13, 109417), (29, 49049), (49, 29029), (77, 18473), (91, 15631), (143, 9947), (203, 7007), (319, 4459), (343, 4147), (377, 3773), (539, 2639), (637, 2233), (1001, 1421)]