15691328330

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2440331}}^1$

素因数の和:2440981

約数の個数: 16

約数和(自身を含む): 28288328544

約数和(自身を除く): 12597000214

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 2440331, 4880662, 12201655, 24403310, 1569132833, 3138265666, 7845664165, 15691328330]

約数ペア:

[(1, 15691328330), (2, 7845664165), (5, 3138265666), (10, 1569132833), (643, 24403310), (1286, 12201655), (3215, 4880662), (6430, 2440331)]