131353124

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{9439}}^1$

素因数の和:9528

約数の個数: 36

約数和(自身を含む): 271192320

約数和(自身を除く): 139839196

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 6958, 9439, 13916, 18878, 37756, 66073, 132146, 264292, 462511, 670169, 925022, 1340338, 1850044, 2680676, 4691183, 9382366, 18764732, 32838281, 65676562, 131353124]

約数ペア:

[(1, 131353124), (2, 65676562), (4, 32838281), (7, 18764732), (14, 9382366), (28, 4691183), (49, 2680676), (71, 1850044), (98, 1340338), (142, 925022), (196, 670169), (284, 462511), (497, 264292), (994, 132146), (1988, 66073), (3479, 37756), (6958, 18878), (9439, 13916)]