129334768

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{63649}}^1$

素因数の和:63784

約数の個数: 20

約数和(自身を含む): 252563200

約数和(自身を除く): 123228432

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 63649, 127298, 254596, 509192, 1018384, 8083423, 16166846, 32333692, 64667384, 129334768]

約数ペア:

[(1, 129334768), (2, 64667384), (4, 32333692), (8, 16166846), (16, 8083423), (127, 1018384), (254, 509192), (508, 254596), (1016, 127298), (2032, 63649)]