69856144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{140839}}^1$

素因数の和:140878

約数の個数: 20

約数和(自身を含む): 139713280

約数和(自身を除く): 69857136

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 140839, 281678, 563356, 1126712, 2253424, 4366009, 8732018, 17464036, 34928072, 69856144]

約数ペア:

[(1, 69856144), (2, 34928072), (4, 17464036), (8, 8732018), (16, 4366009), (31, 2253424), (62, 1126712), (124, 563356), (248, 281678), (496, 140839)]