1971949

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 16

約数和(自身を含む): 2429568

約数和(自身を除く): 457619

約数列:

[1, 7, 17, 73, 119, 227, 511, 1241, 1589, 3859, 8687, 16571, 27013, 115997, 281707, 1971949]

約数ペア:

[(1, 1971949), (7, 281707), (17, 115997), (73, 27013), (119, 16571), (227, 8687), (511, 3859), (1241, 1589)]