231427239

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{991}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 345692160

約数和(自身を除く): 114264921

約数列:

[1, 3, 17, 19, 51, 57, 241, 323, 723, 969, 991, 2973, 4097, 4579, 12291, 13737, 16847, 18829, 50541, 56487, 77843, 233529, 238831, 320093, 716493, 960279, 4060127, 4537789, 12180381, 13613367, 77142413, 231427239]

約数ペア:

[(1, 231427239), (3, 77142413), (17, 13613367), (19, 12180381), (51, 4537789), (57, 4060127), (241, 960279), (323, 716493), (723, 320093), (969, 238831), (991, 233529), (2973, 77843), (4097, 56487), (4579, 50541), (12291, 18829), (13737, 16847)]