256435306

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{29147}}^1$

素因数の和:29285

約数の個数: 16

約数和(自身を含む): 396645984

約数和(自身を除く): 140210678

約数列:

[1, 2, 53, 83, 106, 166, 4399, 8798, 29147, 58294, 1544791, 2419201, 3089582, 4838402, 128217653, 256435306]

約数ペア:

[(1, 256435306), (2, 128217653), (53, 4838402), (83, 3089582), (106, 2419201), (166, 1544791), (4399, 58294), (8798, 29147)]