421278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 991872

約数和(自身を除く): 570594

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 491, 858, 982, 1473, 2946, 5401, 6383, 10802, 12766, 16203, 19149, 32406, 38298, 70213, 140426, 210639, 421278]

約数ペア:

[(1, 421278), (2, 210639), (3, 140426), (6, 70213), (11, 38298), (13, 32406), (22, 19149), (26, 16203), (33, 12766), (39, 10802), (66, 6383), (78, 5401), (143, 2946), (286, 1473), (429, 982), (491, 858)]