13173783

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 21373440

約数和(自身を除く): 8199657

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 241, 399, 411, 723, 959, 1687, 2603, 2877, 4579, 5061, 7809, 13737, 18221, 32053, 33017, 54663, 96159, 99051, 231119, 627323, 693357, 1881969, 4391261, 13173783]

約数ペア:

[(1, 13173783), (3, 4391261), (7, 1881969), (19, 693357), (21, 627323), (57, 231119), (133, 99051), (137, 96159), (241, 54663), (399, 33017), (411, 32053), (723, 18221), (959, 13737), (1687, 7809), (2603, 5061), (2877, 4579)]