1921818309

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{148667}}^1$

素因数の和:148840

約数の個数: 16

約数和(自身を含む): 2664130560

約数和(自身を除く): 742312251

約数列:

[1, 3, 31, 93, 139, 417, 4309, 12927, 148667, 446001, 4608677, 13826031, 20664713, 61994139, 640606103, 1921818309]

約数ペア:

[(1, 1921818309), (3, 640606103), (31, 61994139), (93, 20664713), (139, 13826031), (417, 4608677), (4309, 446001), (12927, 148667)]