13371561

素因数分解:

$3^5\times 7^2\times {\mathrm{1123}}^1$

素因数の和:1152

約数の個数: 36

約数和(自身を含む): 23320752

約数和(自身を除く): 9949191

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1123, 1323, 1701, 3369, 3969, 7861, 10107, 11907, 23583, 30321, 55027, 70749, 90963, 165081, 212247, 272889, 495243, 636741, 1485729, 1910223, 4457187, 13371561]

約数ペア:

[(1, 13371561), (3, 4457187), (7, 1910223), (9, 1485729), (21, 636741), (27, 495243), (49, 272889), (63, 212247), (81, 165081), (147, 90963), (189, 70749), (243, 55027), (441, 30321), (567, 23583), (1123, 11907), (1323, 10107), (1701, 7861), (3369, 3969)]