220172393

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1\times {\mathrm{1237}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 257662464

約数和(自身を除く): 37490071

約数列:

[1, 7, 47, 329, 541, 1237, 3787, 8659, 25427, 58139, 177989, 406973, 669217, 4684519, 31453199, 220172393]

約数ペア:

[(1, 220172393), (7, 31453199), (47, 4684519), (329, 669217), (541, 406973), (1237, 177989), (3787, 58139), (8659, 25427)]