1312478998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{88789}}^1$

素因数の和:89199

約数の個数: 16

約数和(自身を含む): 2077686000

約数和(自身を除く): 765207002

約数列:

[1, 2, 19, 38, 389, 778, 7391, 14782, 88789, 177578, 1686991, 3373982, 34538921, 69077842, 656239499, 1312478998]

約数ペア:

[(1, 1312478998), (2, 656239499), (19, 69077842), (38, 34538921), (389, 3373982), (778, 1686991), (7391, 177578), (14782, 88789)]