201945231

素因数分解:

$3^4\times {\mathrm{1523}}^1\times {\mathrm{1637}}^1$

素因数の和:3172

約数の個数: 20

約数和(自身を含む): 302053752

約数和(自身を除く): 100108521

約数列:

[1, 3, 9, 27, 81, 1523, 1637, 4569, 4911, 13707, 14733, 41121, 44199, 123363, 132597, 2493151, 7479453, 22438359, 67315077, 201945231]

約数ペア:

[(1, 201945231), (3, 67315077), (9, 22438359), (27, 7479453), (81, 2493151), (1523, 132597), (1637, 123363), (4569, 44199), (4911, 41121), (13707, 14733)]