2017681376907

素因数分解:

$3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{213986783}}^1$

素因数の和:213987242

約数の個数: 16

約数和(自身を含む): 3081409689600

約数和(自身を除く): 1063728312693

約数列:

[1, 3, 7, 21, 449, 1347, 3143, 9429, 213986783, 641960349, 1497907481, 4493722443, 96080065567, 288240196701, 672560458969, 2017681376907]

約数ペア:

[(1, 2017681376907), (3, 672560458969), (7, 288240196701), (21, 96080065567), (449, 4493722443), (1347, 1497907481), (3143, 641960349), (9429, 213986783)]