13912731

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 24710400

約数和(自身を除く): 10797669

約数列:

[1, 3, 7, 9, 19, 21, 57, 59, 63, 133, 171, 177, 197, 399, 413, 531, 591, 1121, 1197, 1239, 1379, 1773, 3363, 3717, 3743, 4137, 7847, 10089, 11229, 11623, 12411, 23541, 26201, 33687, 34869, 70623, 78603, 81361, 104607, 220837, 235809, 244083, 662511, 732249, 1545859, 1987533, 4637577, 13912731]

約数ペア:

[(1, 13912731), (3, 4637577), (7, 1987533), (9, 1545859), (19, 732249), (21, 662511), (57, 244083), (59, 235809), (63, 220837), (133, 104607), (171, 81361), (177, 78603), (197, 70623), (399, 34869), (413, 33687), (531, 26201), (591, 23541), (1121, 12411), (1197, 11623), (1239, 11229), (1379, 10089), (1773, 7847), (3363, 4137), (3717, 3743)]