28971645

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31663}}^1$

素因数の和:31732

約数の個数: 16

約数和(自身を含む): 47116032

約数和(自身を除く): 18144387

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 31663, 94989, 158315, 474945, 1931443, 5794329, 9657215, 28971645]

約数ペア:

[(1, 28971645), (3, 9657215), (5, 5794329), (15, 1931443), (61, 474945), (183, 158315), (305, 94989), (915, 31663)]