349775972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{3739}}^1$

素因数の和:4020

約数の個数: 48

約数和(自身を含む): 756497280

約数和(自身を除く): 406721308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 257, 364, 514, 1028, 1799, 3341, 3598, 3739, 6682, 7196, 7478, 13364, 14956, 23387, 26173, 46774, 48607, 52346, 93548, 97214, 104692, 194428, 340249, 680498, 960923, 1360996, 1921846, 3843692, 6726461, 12491999, 13452922, 24983998, 26905844, 49967996, 87443993, 174887986, 349775972]

約数ペア:

[(1, 349775972), (2, 174887986), (4, 87443993), (7, 49967996), (13, 26905844), (14, 24983998), (26, 13452922), (28, 12491999), (52, 6726461), (91, 3843692), (182, 1921846), (257, 1360996), (364, 960923), (514, 680498), (1028, 340249), (1799, 194428), (3341, 104692), (3598, 97214), (3739, 93548), (6682, 52346), (7196, 48607), (7478, 46774), (13364, 26173), (14956, 23387)]