389691898

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{53959}}^1$

素因数の和:54141

約数の個数: 16

約数和(自身を含む): 613848960

約数和(自身を除く): 224157062

約数列:

[1, 2, 23, 46, 157, 314, 3611, 7222, 53959, 107918, 1241057, 2482114, 8471563, 16943126, 194845949, 389691898]

約数ペア:

[(1, 389691898), (2, 194845949), (23, 16943126), (46, 8471563), (157, 2482114), (314, 1241057), (3611, 107918), (7222, 53959)]