289328648

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^2\times {\mathrm{487}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 627353280

約数和(自身を除く): 338024632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 487, 721, 824, 974, 1442, 1948, 2884, 3409, 3896, 5768, 6818, 10609, 13636, 21218, 27272, 42436, 50161, 74263, 84872, 100322, 148526, 200644, 297052, 351127, 401288, 594104, 702254, 1404508, 2809016, 5166583, 10333166, 20666332, 36166081, 41332664, 72332162, 144664324, 289328648]

約数ペア:

[(1, 289328648), (2, 144664324), (4, 72332162), (7, 41332664), (8, 36166081), (14, 20666332), (28, 10333166), (56, 5166583), (103, 2809016), (206, 1404508), (412, 702254), (487, 594104), (721, 401288), (824, 351127), (974, 297052), (1442, 200644), (1948, 148526), (2884, 100322), (3409, 84872), (3896, 74263), (5768, 50161), (6818, 42436), (10609, 27272), (13636, 21218)]