31350321

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{1109}}^1$

素因数の和:1470

約数の個数: 20

約数和(自身を含む): 47008500

約数和(自身を除く): 15658179

約数列:

[1, 3, 9, 27, 81, 349, 1047, 1109, 3141, 3327, 9423, 9981, 28269, 29943, 89829, 387041, 1161123, 3483369, 10450107, 31350321]

約数ペア:

[(1, 31350321), (3, 10450107), (9, 3483369), (27, 1161123), (81, 387041), (349, 89829), (1047, 29943), (1109, 28269), (3141, 9981), (3327, 9423)]