1289811008

素因数分解:

$2^6\times {\mathrm{197}}^1\times {\mathrm{102301}}^1$

素因数の和:102510

約数の個数: 28

約数和(自身を含む): 2572486092

約数和(自身を除く): 1282675084

約数列:

[1, 2, 4, 8, 16, 32, 64, 197, 394, 788, 1576, 3152, 6304, 12608, 102301, 204602, 409204, 818408, 1636816, 3273632, 6547264, 20153297, 40306594, 80613188, 161226376, 322452752, 644905504, 1289811008]

約数ペア:

[(1, 1289811008), (2, 644905504), (4, 322452752), (8, 161226376), (16, 80613188), (32, 40306594), (64, 20153297), (197, 6547264), (394, 3273632), (788, 1636816), (1576, 818408), (3152, 409204), (6304, 204602), (12608, 102301)]