28365095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1319}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 12692185

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 1265, 1319, 1955, 4301, 6595, 14509, 21505, 22423, 30337, 72545, 112115, 151685, 246653, 333707, 515729, 1233265, 1668535, 2578645, 5673019, 28365095]

約数ペア:

[(1, 28365095), (5, 5673019), (11, 2578645), (17, 1668535), (23, 1233265), (55, 515729), (85, 333707), (115, 246653), (187, 151685), (253, 112115), (391, 72545), (935, 30337), (1265, 22423), (1319, 21505), (1955, 14509), (4301, 6595)]