13251609

素因数分解:

$3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 36

約数和(自身を含む): 22526400

約数和(自身を除く): 9274791

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 199, 441, 453, 597, 1057, 1359, 1393, 1791, 3171, 4179, 7399, 9513, 9751, 12537, 22197, 29253, 30049, 66591, 87759, 90147, 210343, 270441, 631029, 1472401, 1893087, 4417203, 13251609]

約数ペア:

[(1, 13251609), (3, 4417203), (7, 1893087), (9, 1472401), (21, 631029), (49, 270441), (63, 210343), (147, 90147), (151, 87759), (199, 66591), (441, 30049), (453, 29253), (597, 22197), (1057, 12537), (1359, 9751), (1393, 9513), (1791, 7399), (3171, 4179)]