219468242

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{220793}}^1$

素因数の和:220873

約数の個数: 16

約数和(自身を含む): 381532032

約数和(自身を除く): 162063790

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 220793, 441586, 1545551, 3091102, 15676303, 31352606, 109734121, 219468242]

約数ペア:

[(1, 219468242), (2, 109734121), (7, 31352606), (14, 15676303), (71, 3091102), (142, 1545551), (497, 441586), (994, 220793)]