16887261

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1201}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 23270720

約数和(自身を除く): 6383459

約数列:

[1, 3, 43, 109, 129, 327, 1201, 3603, 4687, 14061, 51643, 130909, 154929, 392727, 5629087, 16887261]

約数ペア:

[(1, 16887261), (3, 5629087), (43, 392727), (109, 154929), (129, 130909), (327, 51643), (1201, 14061), (3603, 4687)]