890241

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 1321920

約数和(自身を除く): 431679

約数列:

[1, 3, 11, 33, 53, 159, 509, 583, 1527, 1749, 5599, 16797, 26977, 80931, 296747, 890241]

約数ペア:

[(1, 890241), (3, 296747), (11, 80931), (33, 26977), (53, 16797), (159, 5599), (509, 1749), (583, 1527)]