1339661997

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{447001}}^1$

素因数の和:447050

約数の個数: 20

約数和(自身を含む): 2055315196

約数和(自身を除く): 715653199

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 447001, 1341003, 4023009, 12069027, 16539037, 36207081, 49617111, 148851333, 446553999, 1339661997]

約数ペア:

[(1, 1339661997), (3, 446553999), (9, 148851333), (27, 49617111), (37, 36207081), (81, 16539037), (111, 12069027), (333, 4023009), (999, 1341003), (2997, 447001)]