210639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 330624

約数和(自身を除く): 119985

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 491, 1473, 5401, 6383, 16203, 19149, 70213, 210639]

約数ペア:

[(1, 210639), (3, 70213), (11, 19149), (13, 16203), (33, 6383), (39, 5401), (143, 1473), (429, 491)]