678741681716

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{341419357}}^1$

素因数の和:341419439

約数の個数: 24

約数和(自身を含む): 1376602851456

約数和(自身を除く): 697861169740

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 341419357, 682838714, 1365677428, 2389935499, 4779870998, 9559741996, 24240774347, 48481548694, 96963097388, 169685420429, 339370840858, 678741681716]

約数ペア:

[(1, 678741681716), (2, 339370840858), (4, 169685420429), (7, 96963097388), (14, 48481548694), (28, 24240774347), (71, 9559741996), (142, 4779870998), (284, 2389935499), (497, 1365677428), (994, 682838714), (1988, 341419357)]