1213156984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{14419}}^1$

素因数の和:15247

約数の個数: 32

約数和(自身を含む): 2452842000

約数和(自身を除く): 1239685016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 809, 1618, 3236, 6472, 10517, 14419, 21034, 28838, 42068, 57676, 84136, 115352, 187447, 374894, 749788, 1499576, 11664971, 23329942, 46659884, 93319768, 151644623, 303289246, 606578492, 1213156984]

約数ペア:

[(1, 1213156984), (2, 606578492), (4, 303289246), (8, 151644623), (13, 93319768), (26, 46659884), (52, 23329942), (104, 11664971), (809, 1499576), (1618, 749788), (3236, 374894), (6472, 187447), (10517, 115352), (14419, 84136), (21034, 57676), (28838, 42068)]