12217266

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 28173600

約数和(自身を除く): 15956334

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 139, 171, 257, 278, 342, 417, 514, 771, 834, 1251, 1542, 2313, 2502, 2641, 4626, 4883, 5282, 7923, 9766, 14649, 15846, 23769, 29298, 35723, 43947, 47538, 71446, 87894, 107169, 214338, 321507, 643014, 678737, 1357474, 2036211, 4072422, 6108633, 12217266]

約数ペア:

[(1, 12217266), (2, 6108633), (3, 4072422), (6, 2036211), (9, 1357474), (18, 678737), (19, 643014), (38, 321507), (57, 214338), (114, 107169), (139, 87894), (171, 71446), (257, 47538), (278, 43947), (342, 35723), (417, 29298), (514, 23769), (771, 15846), (834, 14649), (1251, 9766), (1542, 7923), (2313, 5282), (2502, 4883), (2641, 4626)]