28016690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3533}}^1$

素因数の和:3614

約数の個数: 32

約数和(自身を含む): 55215216

約数和(自身を除く): 27198526

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3533, 3965, 7066, 7930, 17665, 35330, 45929, 91858, 215513, 229645, 431026, 459290, 1077565, 2155130, 2801669, 5603338, 14008345, 28016690]

約数ペア:

[(1, 28016690), (2, 14008345), (5, 5603338), (10, 2801669), (13, 2155130), (26, 1077565), (61, 459290), (65, 431026), (122, 229645), (130, 215513), (305, 91858), (610, 45929), (793, 35330), (1586, 17665), (3533, 7930), (3965, 7066)]