1331566586

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{225919}}^1$

素因数の和:226349

約数の個数: 16

約数和(自身を含む): 2288117760

約数和(自身を除く): 956551174

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 225919, 451838, 1581433, 3162866, 95111899, 190223798, 665783293, 1331566586]

約数ペア:

[(1, 1331566586), (2, 665783293), (7, 190223798), (14, 95111899), (421, 3162866), (842, 1581433), (2947, 451838), (5894, 225919)]