1388897882

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{9780971}}^1$

素因数の和:9781044

約数の個数: 8

約数和(自身を含む): 2112689952

約数和(自身を除く): 723792070

約数列:

[1, 2, 71, 142, 9780971, 19561942, 694448941, 1388897882]

約数ペア:

[(1, 1388897882), (2, 694448941), (71, 19561942), (142, 9780971)]