2979351

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 4623840

約数和(自身を除く): 1644489

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 389, 851, 1167, 2553, 3501, 7659, 8947, 14393, 26841, 43179, 80523, 129537, 331039, 993117, 2979351]

約数ペア:

[(1, 2979351), (3, 993117), (9, 331039), (23, 129537), (37, 80523), (69, 43179), (111, 26841), (207, 14393), (333, 8947), (389, 7659), (851, 3501), (1167, 2553)]