253131188

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{3389}}^1$

素因数の和:3727

約数の個数: 24

約数和(自身を含む): 451059840

約数和(自身を除く): 197928652

約数列:

[1, 2, 4, 71, 142, 263, 284, 526, 1052, 3389, 6778, 13556, 18673, 37346, 74692, 240619, 481238, 891307, 962476, 1782614, 3565228, 63282797, 126565594, 253131188]

約数ペア:

[(1, 253131188), (2, 126565594), (4, 63282797), (71, 3565228), (142, 1782614), (263, 962476), (284, 891307), (526, 481238), (1052, 240619), (3389, 74692), (6778, 37346), (13556, 18673)]