247447089

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 395020800

約数和(自身を除く): 147573711

約数列:

[1, 3, 9, 19, 27, 53, 57, 159, 171, 361, 477, 479, 513, 1007, 1083, 1431, 1437, 3021, 3249, 4311, 9063, 9101, 9747, 12933, 19133, 25387, 27189, 27303, 57399, 76161, 81909, 172197, 172919, 228483, 245727, 482353, 516591, 518757, 685449, 1447059, 1556271, 4341177, 4668813, 9164707, 13023531, 27494121, 82482363, 247447089]

約数ペア:

[(1, 247447089), (3, 82482363), (9, 27494121), (19, 13023531), (27, 9164707), (53, 4668813), (57, 4341177), (159, 1556271), (171, 1447059), (361, 685449), (477, 518757), (479, 516591), (513, 482353), (1007, 245727), (1083, 228483), (1431, 172919), (1437, 172197), (3021, 81909), (3249, 76161), (4311, 57399), (9063, 27303), (9101, 27189), (9747, 25387), (12933, 19133)]