2149180865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{36779}}^1$

素因数の和:36857

約数の個数: 32

約数和(自身を含む): 2965939200

約数和(自身を除く): 816758335

約数列:

[1, 5, 13, 29, 31, 65, 145, 155, 377, 403, 899, 1885, 2015, 4495, 11687, 36779, 58435, 183895, 478127, 1066591, 1140149, 2390635, 5332955, 5700745, 13865683, 14821937, 33064321, 69328415, 74109685, 165321605, 429836173, 2149180865]

約数ペア:

[(1, 2149180865), (5, 429836173), (13, 165321605), (29, 74109685), (31, 69328415), (65, 33064321), (145, 14821937), (155, 13865683), (377, 5700745), (403, 5332955), (899, 2390635), (1885, 1140149), (2015, 1066591), (4495, 478127), (11687, 183895), (36779, 58435)]