16313661

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19919}}^1$

素因数の和:19945

約数の個数: 24

約数和(自身を含む): 29003520

約数和(自身を除く): 12689859

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 19919, 59757, 139433, 179271, 258947, 418299, 776841, 1254897, 1812629, 2330523, 5437887, 16313661]

約数ペア:

[(1, 16313661), (3, 5437887), (7, 2330523), (9, 1812629), (13, 1254897), (21, 776841), (39, 418299), (63, 258947), (91, 179271), (117, 139433), (273, 59757), (819, 19919)]