891770553

素因数分解:

$3^4\times {\mathrm{1801}}^1\times {\mathrm{6113}}^1$

素因数の和:7926

約数の個数: 20

約数和(自身を含む): 1333108788

約数和(自身を除く): 441338235

約数列:

[1, 3, 9, 27, 81, 1801, 5403, 6113, 16209, 18339, 48627, 55017, 145881, 165051, 495153, 11009513, 33028539, 99085617, 297256851, 891770553]

約数ペア:

[(1, 891770553), (3, 297256851), (9, 99085617), (27, 33028539), (81, 11009513), (1801, 495153), (5403, 165051), (6113, 145881), (16209, 55017), (18339, 48627)]