6994221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 10400544

約数和(自身を除く): 3406323

約数列:

[1, 3, 13, 37, 39, 111, 131, 393, 481, 1369, 1443, 1703, 4107, 4847, 5109, 14541, 17797, 53391, 63011, 179339, 189033, 538017, 2331407, 6994221]

約数ペア:

[(1, 6994221), (3, 2331407), (13, 538017), (37, 189033), (39, 179339), (111, 63011), (131, 53391), (393, 17797), (481, 14541), (1369, 5109), (1443, 4847), (1703, 4107)]