1561345562

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{5449}}^1$

素因数の和:5766

約数の個数: 32

約数和(自身を含む): 2717500800

約数和(自身を除く): 1156155238

約数列:

[1, 2, 7, 14, 97, 194, 211, 422, 679, 1358, 1477, 2954, 5449, 10898, 20467, 38143, 40934, 76286, 143269, 286538, 528553, 1057106, 1149739, 2299478, 3699871, 7399742, 8048173, 16096346, 111524683, 223049366, 780672781, 1561345562]

約数ペア:

[(1, 1561345562), (2, 780672781), (7, 223049366), (14, 111524683), (97, 16096346), (194, 8048173), (211, 7399742), (422, 3699871), (679, 2299478), (1358, 1149739), (1477, 1057106), (2954, 528553), (5449, 286538), (10898, 143269), (20467, 76286), (38143, 40934)]