858798747

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{447991}}^1$

素因数の和:448071

約数の個数: 16

約数和(自身を含む): 1290216960

約数和(自身を除く): 431418213

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 447991, 1343973, 4031919, 12095757, 31807361, 95422083, 286266249, 858798747]

約数ペア:

[(1, 858798747), (3, 286266249), (9, 95422083), (27, 31807361), (71, 12095757), (213, 4031919), (639, 1343973), (1917, 447991)]