47139970

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{21139}}^1$

素因数の和:21369

約数の個数: 16

約数和(自身を含む): 85236480

約数和(自身を除く): 38096510

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 21139, 42278, 105695, 211390, 4713997, 9427994, 23569985, 47139970]

約数ペア:

[(1, 47139970), (2, 23569985), (5, 9427994), (10, 4713997), (223, 211390), (446, 105695), (1115, 42278), (2230, 21139)]