538462071

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4127}}^1$

素因数の和:4268

約数の個数: 48

約数和(自身を含む): 944486400

約数和(自身を除く): 406024329

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 109, 133, 171, 327, 399, 763, 981, 1197, 2071, 2289, 4127, 6213, 6867, 12381, 14497, 18639, 28889, 37143, 43491, 78413, 86667, 130473, 235239, 260001, 449843, 548891, 705717, 1349529, 1646673, 3148901, 4048587, 4940019, 8547017, 9446703, 25641051, 28340109, 59829119, 76923153, 179487357, 538462071]

約数ペア:

[(1, 538462071), (3, 179487357), (7, 76923153), (9, 59829119), (19, 28340109), (21, 25641051), (57, 9446703), (63, 8547017), (109, 4940019), (133, 4048587), (171, 3148901), (327, 1646673), (399, 1349529), (763, 705717), (981, 548891), (1197, 449843), (2071, 260001), (2289, 235239), (4127, 130473), (6213, 86667), (6867, 78413), (12381, 43491), (14497, 37143), (18639, 28889)]