28508728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{209623}}^1$

素因数の和:209646

約数の個数: 16

約数和(自身を含む): 56598480

約数和(自身を除く): 28089752

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 209623, 419246, 838492, 1676984, 3563591, 7127182, 14254364, 28508728]

約数ペア:

[(1, 28508728), (2, 14254364), (4, 7127182), (8, 3563591), (17, 1676984), (34, 838492), (68, 419246), (136, 209623)]