2554839

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 4268160

約数和(自身を除く): 1713321

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 379, 749, 963, 1137, 2247, 2653, 3411, 6741, 7959, 23877, 40553, 121659, 283871, 364977, 851613, 2554839]

約数ペア:

[(1, 2554839), (3, 851613), (7, 364977), (9, 283871), (21, 121659), (63, 40553), (107, 23877), (321, 7959), (379, 6741), (749, 3411), (963, 2653), (1137, 2247)]