28940756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10501}}^1$

素因数の和:10571

約数の個数: 24

約数和(自身を含む): 55576584

約数和(自身を除く): 26635828

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 10501, 21002, 42004, 136513, 273026, 546052, 556553, 1113106, 2226212, 7235189, 14470378, 28940756]

約数ペア:

[(1, 28940756), (2, 14470378), (4, 7235189), (13, 2226212), (26, 1113106), (52, 556553), (53, 546052), (106, 273026), (212, 136513), (689, 42004), (1378, 21002), (2756, 10501)]