988898864

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{5189}}^1$

素因数の和:5517

約数の個数: 40

約数和(自身を含む): 1968006480

約数和(自身を除く): 979107616

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 277, 344, 554, 688, 1108, 2216, 4432, 5189, 10378, 11911, 20756, 23822, 41512, 47644, 83024, 95288, 190576, 223127, 446254, 892508, 1437353, 1785016, 2874706, 3570032, 5749412, 11498824, 22997648, 61806179, 123612358, 247224716, 494449432, 988898864]

約数ペア:

[(1, 988898864), (2, 494449432), (4, 247224716), (8, 123612358), (16, 61806179), (43, 22997648), (86, 11498824), (172, 5749412), (277, 3570032), (344, 2874706), (554, 1785016), (688, 1437353), (1108, 892508), (2216, 446254), (4432, 223127), (5189, 190576), (10378, 95288), (11911, 83024), (20756, 47644), (23822, 41512)]