28679949

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{457}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 43821440

約数和(自身を除く): 15141491

約数列:

[1, 3, 9, 19, 57, 171, 367, 457, 1101, 1371, 3303, 4113, 6973, 8683, 20919, 26049, 62757, 78147, 167719, 503157, 1509471, 3186661, 9559983, 28679949]

約数ペア:

[(1, 28679949), (3, 9559983), (9, 3186661), (19, 1509471), (57, 503157), (171, 167719), (367, 78147), (457, 62757), (1101, 26049), (1371, 20919), (3303, 8683), (4113, 6973)]