17915391

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 29272320

約数和(自身を除く): 11356929

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1187, 1677, 3561, 5031, 10683, 15093, 15431, 32049, 46293, 51041, 138879, 153123, 416637, 459369, 663533, 1378107, 1990599, 5971797, 17915391]

約数ペア:

[(1, 17915391), (3, 5971797), (9, 1990599), (13, 1378107), (27, 663533), (39, 459369), (43, 416637), (117, 153123), (129, 138879), (351, 51041), (387, 46293), (559, 32049), (1161, 15431), (1187, 15093), (1677, 10683), (3561, 5031)]