13308765687

素因数分解:

$3^2\times 7^2\times {\mathrm{30178607}}^1$

素因数の和:30178627

約数の個数: 18

約数和(自身を含む): 22362348528

約数和(自身を除く): 9053582841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 30178607, 90535821, 211250249, 271607463, 633750747, 1478751743, 1901252241, 4436255229, 13308765687]

約数ペア:

[(1, 13308765687), (3, 4436255229), (7, 1901252241), (9, 1478751743), (21, 633750747), (49, 271607463), (63, 211250249), (147, 90535821), (441, 30178607)]