320415669

素因数分解:

$3^5\times 7^1\times {\mathrm{188369}}^1$

素因数の和:188391

約数の個数: 24

約数和(自身を含む): 548533440

約数和(自身を除く): 228117771

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 188369, 565107, 1318583, 1695321, 3955749, 5085963, 11867247, 15257889, 35601741, 45773667, 106805223, 320415669]

約数ペア:

[(1, 320415669), (3, 106805223), (7, 45773667), (9, 35601741), (21, 15257889), (27, 11867247), (63, 5085963), (81, 3955749), (189, 1695321), (243, 1318583), (567, 565107), (1701, 188369)]