215156778

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{1301}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 441346752

約数和(自身を除く): 226189974

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 641, 1282, 1301, 1923, 2602, 3846, 3903, 7806, 27563, 55126, 55943, 82689, 111886, 165378, 167829, 335658, 833941, 1667882, 2501823, 5003646, 35859463, 71718926, 107578389, 215156778]

約数ペア:

[(1, 215156778), (2, 107578389), (3, 71718926), (6, 35859463), (43, 5003646), (86, 2501823), (129, 1667882), (258, 833941), (641, 335658), (1282, 167829), (1301, 165378), (1923, 111886), (2602, 82689), (3846, 55943), (3903, 55126), (7806, 27563)]