212396823

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{20327}}^1$

素因数の和:20385

約数の個数: 24

約数和(自身を含む): 325573248

約数和(自身を除く): 113176425

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 10449, 20327, 60981, 182943, 548829, 874061, 1646487, 2622183, 4939461, 7866549, 23599647, 70798941, 212396823]

約数ペア:

[(1, 212396823), (3, 70798941), (9, 23599647), (27, 7866549), (43, 4939461), (81, 2622183), (129, 1646487), (243, 874061), (387, 548829), (1161, 182943), (3483, 60981), (10449, 20327)]