28897666

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{55787}}^1$

素因数の和:55833

約数の個数: 16

約数和(自身を含む): 50878656

約数和(自身を除く): 21980990

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 55787, 111574, 390509, 781018, 2064119, 4128238, 14448833, 28897666]

約数ペア:

[(1, 28897666), (2, 14448833), (7, 4128238), (14, 2064119), (37, 781018), (74, 390509), (259, 111574), (518, 55787)]