17868951

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{15391}}^1$

素因数の和:15443

約数の個数: 16

約数和(自身を含む): 27089920

約数和(自身を除く): 9220969

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 15391, 46173, 138519, 415557, 661813, 1985439, 5956317, 17868951]

約数ペア:

[(1, 17868951), (3, 5956317), (9, 1985439), (27, 661813), (43, 415557), (129, 138519), (387, 46173), (1161, 15391)]