221377415

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{275003}}^1$

素因数の和:275038

約数の個数: 16

約数和(自身を含む): 316804608

約数和(自身を除く): 95427193

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 275003, 1375015, 1925021, 6325069, 9625105, 31625345, 44275483, 221377415]

約数ペア:

[(1, 221377415), (5, 44275483), (7, 31625345), (23, 9625105), (35, 6325069), (115, 1925021), (161, 1375015), (805, 275003)]