127907241

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 221675520

約数和(自身を除く): 93768279

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 79, 129, 163, 231, 237, 301, 473, 489, 553, 869, 903, 1141, 1419, 1659, 1793, 2607, 3311, 3397, 3423, 5379, 6083, 7009, 9933, 10191, 12551, 12877, 18249, 21027, 23779, 37367, 37653, 38631, 49063, 71337, 77099, 90139, 112101, 141647, 147189, 231297, 261569, 270417, 424941, 539693, 553711, 784707, 991529, 1619079, 1661133, 2974587, 3875977, 6090821, 11627931, 18272463, 42635747, 127907241]

約数ペア:

[(1, 127907241), (3, 42635747), (7, 18272463), (11, 11627931), (21, 6090821), (33, 3875977), (43, 2974587), (77, 1661133), (79, 1619079), (129, 991529), (163, 784707), (231, 553711), (237, 539693), (301, 424941), (473, 270417), (489, 261569), (553, 231297), (869, 147189), (903, 141647), (1141, 112101), (1419, 90139), (1659, 77099), (1793, 71337), (2607, 49063), (3311, 38631), (3397, 37653), (3423, 37367), (5379, 23779), (6083, 21027), (7009, 18249), (9933, 12877), (10191, 12551)]