12842349

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 19568640

約数和(自身を除く): 6726291

約数列:

[1, 3, 13, 23, 39, 69, 103, 139, 299, 309, 417, 897, 1339, 1807, 2369, 3197, 4017, 5421, 7107, 9591, 14317, 30797, 41561, 42951, 92391, 124683, 186121, 329291, 558363, 987873, 4280783, 12842349]

約数ペア:

[(1, 12842349), (3, 4280783), (13, 987873), (23, 558363), (39, 329291), (69, 186121), (103, 124683), (139, 92391), (299, 42951), (309, 41561), (417, 30797), (897, 14317), (1339, 9591), (1807, 7107), (2369, 5421), (3197, 4017)]