138413390

素因数分解:

$2^1\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{10639}}^1$

素因数の和:11947

約数の個数: 16

約数和(自身を含む): 249359040

約数和(自身を除く): 110945650

約数列:

[1, 2, 5, 10, 1301, 2602, 6505, 10639, 13010, 21278, 53195, 106390, 13841339, 27682678, 69206695, 138413390]

約数ペア:

[(1, 138413390), (2, 69206695), (5, 27682678), (10, 13841339), (1301, 106390), (2602, 53195), (6505, 21278), (10639, 13010)]