217359888

素因数分解:

$2^4\times 3^1\times {\mathrm{4528331}}^1$

素因数の和:4528342

約数の個数: 20

約数和(自身を含む): 561513168

約数和(自身を除く): 344153280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 4528331, 9056662, 13584993, 18113324, 27169986, 36226648, 54339972, 72453296, 108679944, 217359888]

約数ペア:

[(1, 217359888), (2, 108679944), (3, 72453296), (4, 54339972), (6, 36226648), (8, 27169986), (12, 18113324), (16, 13584993), (24, 9056662), (48, 4528331)]