17956169

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10139}}^1$

素因数の和:10180

約数の個数: 16

約数和(自身を含む): 23362560

約数和(自身を除く): 5406391

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 10139, 70973, 111529, 233197, 780703, 1632379, 2565167, 17956169]

約数ペア:

[(1, 17956169), (7, 2565167), (11, 1632379), (23, 780703), (77, 233197), (161, 111529), (253, 70973), (1771, 10139)]