329072

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:296

約数の個数: 20

約数和(自身を含む): 646536

約数和(自身を除く): 317464

約数列:

[1, 2, 4, 8, 16, 131, 157, 262, 314, 524, 628, 1048, 1256, 2096, 2512, 20567, 41134, 82268, 164536, 329072]

約数ペア:

[(1, 329072), (2, 164536), (4, 82268), (8, 41134), (16, 20567), (131, 2512), (157, 2096), (262, 1256), (314, 1048), (524, 628)]