71619172

素因数分解:

$2^2\times {\mathrm{409}}^1\times {\mathrm{43777}}^1$

素因数の和:44190

約数の個数: 12

約数和(自身を含む): 125642860

約数和(自身を除く): 54023688

約数列:

[1, 2, 4, 409, 818, 1636, 43777, 87554, 175108, 17904793, 35809586, 71619172]

約数ペア:

[(1, 71619172), (2, 35809586), (4, 17904793), (409, 175108), (818, 87554), (1636, 43777)]