12961926

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 29652480

約数和(自身を除く): 16690554

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 131, 138, 207, 239, 262, 393, 414, 478, 717, 786, 1179, 1434, 2151, 2358, 3013, 4302, 5497, 6026, 9039, 10994, 16491, 18078, 27117, 31309, 32982, 49473, 54234, 62618, 93927, 98946, 187854, 281781, 563562, 720107, 1440214, 2160321, 4320642, 6480963, 12961926]

約数ペア:

[(1, 12961926), (2, 6480963), (3, 4320642), (6, 2160321), (9, 1440214), (18, 720107), (23, 563562), (46, 281781), (69, 187854), (131, 98946), (138, 93927), (207, 62618), (239, 54234), (262, 49473), (393, 32982), (414, 31309), (478, 27117), (717, 18078), (786, 16491), (1179, 10994), (1434, 9039), (2151, 6026), (2358, 5497), (3013, 4302)]