402912121168

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{354676163}}^1$

素因数の和:354676242

約数の個数: 20

約数和(自身を含む): 791637198048

約数和(自身を除く): 388725076880

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 354676163, 709352326, 1418704652, 2837409304, 5674818608, 25182007573, 50364015146, 100728030292, 201456060584, 402912121168]

約数ペア:

[(1, 402912121168), (2, 201456060584), (4, 100728030292), (8, 50364015146), (16, 25182007573), (71, 5674818608), (142, 2837409304), (284, 1418704652), (568, 709352326), (1136, 354676163)]