221439093

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{31237}}^1$

素因数の和:31396

約数の個数: 16

約数和(自身を含む): 314879040

約数和(自身を除く): 93439947

約数列:

[1, 3, 17, 51, 139, 417, 2363, 7089, 31237, 93711, 531029, 1593087, 4341943, 13025829, 73813031, 221439093]

約数ペア:

[(1, 221439093), (3, 73813031), (17, 13025829), (51, 4341943), (139, 1593087), (417, 531029), (2363, 93711), (7089, 31237)]