20161428861

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13151617}}^1$

素因数の和:13151700

約数の個数: 16

約数和(自身を含む): 31143031424

約数和(自身を除く): 10981602563

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 13151617, 39454851, 92061319, 276183957, 960068041, 2880204123, 6720476287, 20161428861]

約数ペア:

[(1, 20161428861), (3, 6720476287), (7, 2880204123), (21, 960068041), (73, 276183957), (219, 92061319), (511, 39454851), (1533, 13151617)]