68150727981

素因数分解:

$3^2\times 7^1\times {\mathrm{1693}}^1\times {\mathrm{638959}}^1$

素因数の和:640665

約数の個数: 24

約数和(自身を含む): 112569416960

約数和(自身を除く): 44418688979

約数列:

[1, 3, 7, 9, 21, 63, 1693, 5079, 11851, 15237, 35553, 106659, 638959, 1916877, 4472713, 5750631, 13418139, 40254417, 1081757587, 3245272761, 7572303109, 9735818283, 22716909327, 68150727981]

約数ペア:

[(1, 68150727981), (3, 22716909327), (7, 9735818283), (9, 7572303109), (21, 3245272761), (63, 1081757587), (1693, 40254417), (5079, 13418139), (11851, 5750631), (15237, 4472713), (35553, 1916877), (106659, 638959)]