128418147

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 225406272

約数和(自身を除く): 96988125

約数列:

[1, 3, 9, 11, 13, 33, 39, 47, 99, 117, 121, 141, 143, 193, 363, 423, 429, 517, 579, 611, 1089, 1287, 1551, 1573, 1737, 1833, 2123, 2509, 4653, 4719, 5499, 5687, 6369, 6721, 7527, 9071, 14157, 17061, 19107, 20163, 22581, 23353, 27213, 27599, 51183, 60489, 70059, 73931, 81639, 82797, 99781, 117923, 210177, 221793, 248391, 299343, 303589, 353769, 665379, 898029, 910767, 1061307, 1097591, 1297153, 2732301, 3292773, 3891459, 9878319, 11674377, 14268683, 42806049, 128418147]

約数ペア:

[(1, 128418147), (3, 42806049), (9, 14268683), (11, 11674377), (13, 9878319), (33, 3891459), (39, 3292773), (47, 2732301), (99, 1297153), (117, 1097591), (121, 1061307), (141, 910767), (143, 898029), (193, 665379), (363, 353769), (423, 303589), (429, 299343), (517, 248391), (579, 221793), (611, 210177), (1089, 117923), (1287, 99781), (1551, 82797), (1573, 81639), (1737, 73931), (1833, 70059), (2123, 60489), (2509, 51183), (4653, 27599), (4719, 27213), (5499, 23353), (5687, 22581), (6369, 20163), (6721, 19107), (7527, 17061), (9071, 14157)]