13119309

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 22407840

約数和(自身を除く): 9288531

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 419, 441, 497, 639, 1257, 1491, 2933, 3479, 3771, 4473, 8799, 10437, 20531, 26397, 29749, 31311, 61593, 89247, 184779, 208243, 267741, 624729, 1457701, 1874187, 4373103, 13119309]

約数ペア:

[(1, 13119309), (3, 4373103), (7, 1874187), (9, 1457701), (21, 624729), (49, 267741), (63, 208243), (71, 184779), (147, 89247), (213, 61593), (419, 31311), (441, 29749), (497, 26397), (639, 20531), (1257, 10437), (1491, 8799), (2933, 4473), (3479, 3771)]