12691294

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 24681456

約数和(自身を除く): 11990162

約数列:

[1, 2, 7, 11, 14, 22, 49, 61, 77, 98, 122, 154, 193, 386, 427, 539, 671, 854, 1078, 1342, 1351, 2123, 2702, 2989, 4246, 4697, 5978, 9394, 9457, 11773, 14861, 18914, 23546, 29722, 32879, 65758, 82411, 104027, 129503, 164822, 208054, 259006, 576877, 906521, 1153754, 1813042, 6345647, 12691294]

約数ペア:

[(1, 12691294), (2, 6345647), (7, 1813042), (11, 1153754), (14, 906521), (22, 576877), (49, 259006), (61, 208054), (77, 164822), (98, 129503), (122, 104027), (154, 82411), (193, 65758), (386, 32879), (427, 29722), (539, 23546), (671, 18914), (854, 14861), (1078, 11773), (1342, 9457), (1351, 9394), (2123, 5978), (2702, 4697), (2989, 4246)]