16918791

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{2113}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 24048864

約数和(自身を除く): 7130073

約数列:

[1, 3, 17, 51, 157, 471, 2113, 2669, 6339, 8007, 35921, 107763, 331741, 995223, 5639597, 16918791]

約数ペア:

[(1, 16918791), (3, 5639597), (17, 995223), (51, 331741), (157, 107763), (471, 35921), (2113, 8007), (2669, 6339)]