71559970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{420941}}^1$

素因数の和:420965

約数の個数: 16

約数和(自身を含む): 136385208

約数和(自身を除く): 64825238

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 420941, 841882, 2104705, 4209410, 7155997, 14311994, 35779985, 71559970]

約数ペア:

[(1, 71559970), (2, 35779985), (5, 14311994), (10, 7155997), (17, 4209410), (34, 2104705), (85, 841882), (170, 420941)]