1331509970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19021571}}^1$

素因数の和:19021585

約数の個数: 16

約数和(自身を含む): 2739106368

約数和(自身を除く): 1407596398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 19021571, 38043142, 95107855, 133150997, 190215710, 266301994, 665754985, 1331509970]

約数ペア:

[(1, 1331509970), (2, 665754985), (5, 266301994), (7, 190215710), (10, 133150997), (14, 95107855), (35, 38043142), (70, 19021571)]