257287788472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{224901913}}^1$

素因数の和:224901943

約数の個数: 32

約数和(自身を含む): 566752823280

約数和(自身を除く): 309465034808

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 224901913, 449803826, 899607652, 1799215304, 2473921043, 2923724869, 4947842086, 5847449738, 9895684172, 11694899476, 19791368344, 23389798952, 32160973559, 64321947118, 128643894236, 257287788472]

約数ペア:

[(1, 257287788472), (2, 128643894236), (4, 64321947118), (8, 32160973559), (11, 23389798952), (13, 19791368344), (22, 11694899476), (26, 9895684172), (44, 5847449738), (52, 4947842086), (88, 2923724869), (104, 2473921043), (143, 1799215304), (286, 899607652), (572, 449803826), (1144, 224901913)]