157321442

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1\times {\mathrm{1759}}^1$

素因数の和:2185

約数の個数: 16

約数和(自身を含む): 238360320

約数和(自身を除く): 81038878

約数列:

[1, 2, 197, 227, 394, 454, 1759, 3518, 44719, 89438, 346523, 399293, 693046, 798586, 78660721, 157321442]

約数ペア:

[(1, 157321442), (2, 78660721), (197, 798586), (227, 693046), (394, 399293), (454, 346523), (1759, 89438), (3518, 44719)]