261921146

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1\times {\mathrm{3301}}^1$

素因数の和:3809

約数の個数: 16

約数和(自身を含む): 398023080

約数和(自身を除く): 136101934

約数列:

[1, 2, 97, 194, 409, 818, 3301, 6602, 39673, 79346, 320197, 640394, 1350109, 2700218, 130960573, 261921146]

約数ペア:

[(1, 261921146), (2, 130960573), (97, 2700218), (194, 1350109), (409, 640394), (818, 320197), (3301, 79346), (6602, 39673)]