131257272

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{321709}}^1$

素因数の和:321735

約数の個数: 32

約数和(自身を含む): 347446800

約数和(自身を除く): 216189528

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 321709, 643418, 965127, 1286836, 1930254, 2573672, 3860508, 5469053, 7721016, 10938106, 16407159, 21876212, 32814318, 43752424, 65628636, 131257272]

約数ペア:

[(1, 131257272), (2, 65628636), (3, 43752424), (4, 32814318), (6, 21876212), (8, 16407159), (12, 10938106), (17, 7721016), (24, 5469053), (34, 3860508), (51, 2573672), (68, 1930254), (102, 1286836), (136, 965127), (204, 643418), (408, 321709)]