289048705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13441}}^1$

素因数の和:13497

約数の個数: 32

約数和(自身を含む): 418099968

約数和(自身を除く): 129051263

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 1265, 1955, 4301, 13441, 21505, 67205, 147851, 228497, 309143, 739255, 1142485, 1545715, 2513467, 3400573, 5255431, 12567335, 17002865, 26277155, 57809741, 289048705]

約数ペア:

[(1, 289048705), (5, 57809741), (11, 26277155), (17, 17002865), (23, 12567335), (55, 5255431), (85, 3400573), (115, 2513467), (187, 1545715), (253, 1142485), (391, 739255), (935, 309143), (1265, 228497), (1955, 147851), (4301, 67205), (13441, 21505)]