129816258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2231

約数の個数: 64

約数和(自身を含む): 309464064

約数和(自身を除く): 179647806

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 71, 78, 142, 143, 213, 286, 426, 429, 781, 858, 923, 1562, 1846, 2131, 2343, 2769, 4262, 4686, 5538, 6393, 10153, 12786, 20306, 23441, 27703, 30459, 46882, 55406, 60918, 70323, 83109, 140646, 151301, 166218, 302602, 304733, 453903, 609466, 907806, 914199, 1664311, 1828398, 1966913, 3328622, 3933826, 4992933, 5900739, 9985866, 11801478, 21636043, 43272086, 64908129, 129816258]

約数ペア:

[(1, 129816258), (2, 64908129), (3, 43272086), (6, 21636043), (11, 11801478), (13, 9985866), (22, 5900739), (26, 4992933), (33, 3933826), (39, 3328622), (66, 1966913), (71, 1828398), (78, 1664311), (142, 914199), (143, 907806), (213, 609466), (286, 453903), (426, 304733), (429, 302602), (781, 166218), (858, 151301), (923, 140646), (1562, 83109), (1846, 70323), (2131, 60918), (2343, 55406), (2769, 46882), (4262, 30459), (4686, 27703), (5538, 23441), (6393, 20306), (10153, 12786)]