399636

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{653}}^1$

素因数の和:680

約数の個数: 36

約数和(自身を含む): 1071252

約数和(自身を除く): 671616

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 653, 1306, 1959, 2612, 3918, 5877, 7836, 11101, 11754, 22202, 23508, 33303, 44404, 66606, 99909, 133212, 199818, 399636]

約数ペア:

[(1, 399636), (2, 199818), (3, 133212), (4, 99909), (6, 66606), (9, 44404), (12, 33303), (17, 23508), (18, 22202), (34, 11754), (36, 11101), (51, 7836), (68, 5877), (102, 3918), (153, 2612), (204, 1959), (306, 1306), (612, 653)]