161837269

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 196162560

約数和(自身を除く): 34325291

約数列:

[1, 11, 19, 23, 131, 209, 253, 257, 437, 1441, 2489, 2827, 3013, 4807, 4883, 5911, 27379, 33143, 33667, 53713, 57247, 65021, 112309, 370337, 629717, 639673, 774341, 1235399, 7036403, 8517751, 14712479, 161837269]

約数ペア:

[(1, 161837269), (11, 14712479), (19, 8517751), (23, 7036403), (131, 1235399), (209, 774341), (253, 639673), (257, 629717), (437, 370337), (1441, 112309), (2489, 65021), (2827, 57247), (3013, 53713), (4807, 33667), (4883, 33143), (5911, 27379)]