13156857

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1039}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 22630400

約数和(自身を除く): 9473543

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1039, 1407, 1809, 3117, 4221, 7273, 9351, 12663, 21819, 28053, 65457, 69613, 196371, 208839, 487291, 626517, 1461873, 1879551, 4385619, 13156857]

約数ペア:

[(1, 13156857), (3, 4385619), (7, 1879551), (9, 1461873), (21, 626517), (27, 487291), (63, 208839), (67, 196371), (189, 69613), (201, 65457), (469, 28053), (603, 21819), (1039, 12663), (1407, 9351), (1809, 7273), (3117, 4221)]