199914512

素因数分解:

$2^4\times 7^2\times {\mathrm{254993}}^1$

素因数の和:255015

約数の個数: 30

約数和(自身を含む): 450574398

約数和(自身を除く): 250659886

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 254993, 509986, 1019972, 1784951, 2039944, 3569902, 4079888, 7139804, 12494657, 14279608, 24989314, 28559216, 49978628, 99957256, 199914512]

約数ペア:

[(1, 199914512), (2, 99957256), (4, 49978628), (7, 28559216), (8, 24989314), (14, 14279608), (16, 12494657), (28, 7139804), (49, 4079888), (56, 3569902), (98, 2039944), (112, 1784951), (196, 1019972), (392, 509986), (784, 254993)]