237274989

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2069}}^1$

素因数の和:2249

約数の個数: 32

約数和(自身を含む): 373063680

約数和(自身を除く): 135788691

約数列:

[1, 3, 7, 21, 43, 127, 129, 301, 381, 889, 903, 2069, 2667, 5461, 6207, 14483, 16383, 38227, 43449, 88967, 114681, 262763, 266901, 622769, 788289, 1839341, 1868307, 5518023, 11298809, 33896427, 79091663, 237274989]

約数ペア:

[(1, 237274989), (3, 79091663), (7, 33896427), (21, 11298809), (43, 5518023), (127, 1868307), (129, 1839341), (301, 788289), (381, 622769), (889, 266901), (903, 262763), (2069, 114681), (2667, 88967), (5461, 43449), (6207, 38227), (14483, 16383)]