1311951580802

素因数分解:

$2^1\times {\mathrm{331}}^1\times {\mathrm{1981799971}}^1$

素因数の和:1981800304

約数の個数: 8

約数和(自身を含む): 1973872772112

約数和(自身を除く): 661921191310

約数列:

[1, 2, 331, 662, 1981799971, 3963599942, 655975790401, 1311951580802]

約数ペア:

[(1, 1311951580802), (2, 655975790401), (331, 3963599942), (662, 1981799971)]