201318561

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2939}}^1$

素因数の和:3050

約数の個数: 32

約数和(自身を含む): 310464000

約数和(自身を除く): 109145439

約数列:

[1, 3, 9, 27, 43, 59, 129, 177, 387, 531, 1161, 1593, 2537, 2939, 7611, 8817, 22833, 26451, 68499, 79353, 126377, 173401, 379131, 520203, 1137393, 1560609, 3412179, 4681827, 7456243, 22368729, 67106187, 201318561]

約数ペア:

[(1, 201318561), (3, 67106187), (9, 22368729), (27, 7456243), (43, 4681827), (59, 3412179), (129, 1560609), (177, 1137393), (387, 520203), (531, 379131), (1161, 173401), (1593, 126377), (2537, 79353), (2939, 68499), (7611, 26451), (8817, 22833)]