285136

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 20

約数和(自身を含む): 562464

約数和(自身を除く): 277328

約数列:

[1, 2, 4, 8, 16, 71, 142, 251, 284, 502, 568, 1004, 1136, 2008, 4016, 17821, 35642, 71284, 142568, 285136]

約数ペア:

[(1, 285136), (2, 142568), (4, 71284), (8, 35642), (16, 17821), (71, 4016), (142, 2008), (251, 1136), (284, 1004), (502, 568)]