30489417

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1538

約数の個数: 36

約数和(自身を含む): 52356096

約数和(自身を除く): 21866679

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 1471, 2303, 2961, 4413, 6909, 10297, 13239, 20727, 30891, 69137, 72079, 92673, 207411, 216237, 483959, 622233, 648711, 1451877, 3387713, 4355631, 10163139, 30489417]

約数ペア:

[(1, 30489417), (3, 10163139), (7, 4355631), (9, 3387713), (21, 1451877), (47, 648711), (49, 622233), (63, 483959), (141, 216237), (147, 207411), (329, 92673), (423, 72079), (441, 69137), (987, 30891), (1471, 20727), (2303, 13239), (2961, 10297), (4413, 6909)]