2884973

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:681

約数の個数: 16

約数和(自身を含む): 3628800

約数和(自身を除く): 743827

約数列:

[1, 7, 13, 49, 91, 343, 637, 647, 4459, 4529, 8411, 31703, 58877, 221921, 412139, 2884973]

約数ペア:

[(1, 2884973), (7, 412139), (13, 221921), (49, 58877), (91, 31703), (343, 8411), (637, 4529), (647, 4459)]