321187998712

素因数分解:

$2^3\times 7^1\times {\mathrm{55339}}^1\times {\mathrm{103643}}^1$

素因数の和:158995

約数の個数: 32

約数和(自身を含む): 688279075200

約数和(自身を除く): 367091076488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 55339, 103643, 110678, 207286, 221356, 387373, 414572, 442712, 725501, 774746, 829144, 1451002, 1549492, 2902004, 3098984, 5804008, 5735499977, 11470999954, 22941999908, 40148499839, 45883999816, 80296999678, 160593999356, 321187998712]

約数ペア:

[(1, 321187998712), (2, 160593999356), (4, 80296999678), (7, 45883999816), (8, 40148499839), (14, 22941999908), (28, 11470999954), (56, 5735499977), (55339, 5804008), (103643, 3098984), (110678, 2902004), (207286, 1549492), (221356, 1451002), (387373, 829144), (414572, 774746), (442712, 725501)]