13131378

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3301}}^1$

素因数の和:3339

約数の個数: 48

約数和(自身を含む): 32452056

約数和(自身を除く): 19320678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3301, 3978, 6602, 9903, 19806, 29709, 42913, 56117, 59418, 85826, 112234, 128739, 168351, 257478, 336702, 386217, 505053, 729521, 772434, 1010106, 1459042, 2188563, 4377126, 6565689, 13131378]

約数ペア:

[(1, 13131378), (2, 6565689), (3, 4377126), (6, 2188563), (9, 1459042), (13, 1010106), (17, 772434), (18, 729521), (26, 505053), (34, 386217), (39, 336702), (51, 257478), (78, 168351), (102, 128739), (117, 112234), (153, 85826), (221, 59418), (234, 56117), (306, 42913), (442, 29709), (663, 19806), (1326, 9903), (1989, 6602), (3301, 3978)]