161905374

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1129}}^1$

素因数の和:1425

約数の個数: 48

約数和(自身を含む): 363841920

約数和(自身を除く): 201936546

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 257, 279, 514, 558, 771, 1129, 1542, 2258, 2313, 3387, 4626, 6774, 7967, 10161, 15934, 20322, 23901, 34999, 47802, 69998, 71703, 104997, 143406, 209994, 290153, 314991, 580306, 629982, 870459, 1740918, 2611377, 5222754, 8994743, 17989486, 26984229, 53968458, 80952687, 161905374]

約数ペア:

[(1, 161905374), (2, 80952687), (3, 53968458), (6, 26984229), (9, 17989486), (18, 8994743), (31, 5222754), (62, 2611377), (93, 1740918), (186, 870459), (257, 629982), (279, 580306), (514, 314991), (558, 290153), (771, 209994), (1129, 143406), (1542, 104997), (2258, 71703), (2313, 69998), (3387, 47802), (4626, 34999), (6774, 23901), (7967, 20322), (10161, 15934)]