12440223

素因数分解:

$3^4\times {\mathrm{383}}^1\times {\mathrm{401}}^1$

素因数の和:796

約数の個数: 20

約数和(自身を含む): 18678528

約数和(自身を除く): 6238305

約数列:

[1, 3, 9, 27, 81, 383, 401, 1149, 1203, 3447, 3609, 10341, 10827, 31023, 32481, 153583, 460749, 1382247, 4146741, 12440223]

約数ペア:

[(1, 12440223), (3, 4146741), (9, 1382247), (27, 460749), (81, 153583), (383, 32481), (401, 31023), (1149, 10827), (1203, 10341), (3447, 3609)]