20070201021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2612287}}^1$

素因数の和:2612500

約数の個数: 16

約数和(自身を含む): 28965049344

約数和(自身を除く): 8894848323

約数列:

[1, 3, 13, 39, 197, 591, 2561, 7683, 2612287, 7836861, 33959731, 101879193, 514620539, 1543861617, 6690067007, 20070201021]

約数ペア:

[(1, 20070201021), (3, 6690067007), (13, 1543861617), (39, 514620539), (197, 101879193), (591, 33959731), (2561, 7836861), (7683, 2612287)]