28435253

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2819}}^1$

素因数の和:2968

約数の個数: 16

約数和(自身を含む): 35735040

約数和(自身を除く): 7299787

約数列:

[1, 7, 11, 77, 131, 917, 1441, 2819, 10087, 19733, 31009, 217063, 369289, 2585023, 4062179, 28435253]

約数ペア:

[(1, 28435253), (7, 4062179), (11, 2585023), (77, 369289), (131, 217063), (917, 31009), (1441, 19733), (2819, 10087)]