15663882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 33888960

約数和(自身を除く): 18225078

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 409, 491, 818, 982, 1227, 1473, 2454, 2946, 5317, 6383, 10634, 12766, 15951, 19149, 31902, 38298, 200819, 401638, 602457, 1204914, 2610647, 5221294, 7831941, 15663882]

約数ペア:

[(1, 15663882), (2, 7831941), (3, 5221294), (6, 2610647), (13, 1204914), (26, 602457), (39, 401638), (78, 200819), (409, 38298), (491, 31902), (818, 19149), (982, 15951), (1227, 12766), (1473, 10634), (2454, 6383), (2946, 5317)]