2357201

素因数分解:

$7^1\times {\mathrm{11}}^4\times {\mathrm{23}}^1$

素因数の和:74

約数の個数: 20

約数和(自身を含む): 3092160

約数和(自身を除く): 734959

約数列:

[1, 7, 11, 23, 77, 121, 161, 253, 847, 1331, 1771, 2783, 9317, 14641, 19481, 30613, 102487, 214291, 336743, 2357201]

約数ペア:

[(1, 2357201), (7, 336743), (11, 214291), (23, 102487), (77, 30613), (121, 19481), (161, 14641), (253, 9317), (847, 2783), (1331, 1771)]