197978434

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{64237}}^1$

素因数の和:64329

約数の個数: 16

約数和(自身を含む): 314509248

約数和(自身を除く): 116530814

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 64237, 128474, 1477451, 2954902, 4303879, 8607758, 98989217, 197978434]

約数ペア:

[(1, 197978434), (2, 98989217), (23, 8607758), (46, 4303879), (67, 2954902), (134, 1477451), (1541, 128474), (3082, 64237)]