90243558

素因数分解:

$2^1\times 3^4\times {\mathrm{557059}}^1$

素因数の和:557073

約数の個数: 20

約数和(自身を含む): 202212780

約数和(自身を除く): 111969222

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 557059, 1114118, 1671177, 3342354, 5013531, 10027062, 15040593, 30081186, 45121779, 90243558]

約数ペア:

[(1, 90243558), (2, 45121779), (3, 30081186), (6, 15040593), (9, 10027062), (18, 5013531), (27, 3342354), (54, 1671177), (81, 1114118), (162, 557059)]