28287156968

素因数分解:

$2^3\times 7^1\times {\mathrm{21401}}^1\times {\mathrm{23603}}^1$

素因数の和:45017

約数の個数: 32

約数和(自身を含む): 60620736960

約数和(自身を除く): 32333579992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 21401, 23603, 42802, 47206, 85604, 94412, 149807, 165221, 171208, 188824, 299614, 330442, 599228, 660884, 1198456, 1321768, 505127803, 1010255606, 2020511212, 3535894621, 4041022424, 7071789242, 14143578484, 28287156968]

約数ペア:

[(1, 28287156968), (2, 14143578484), (4, 7071789242), (7, 4041022424), (8, 3535894621), (14, 2020511212), (28, 1010255606), (56, 505127803), (21401, 1321768), (23603, 1198456), (42802, 660884), (47206, 599228), (85604, 330442), (94412, 299614), (149807, 188824), (165221, 171208)]