989899078

素因数分解:

$2^1\times 7^2\times {\mathrm{541}}^1\times {\mathrm{18671}}^1$

素因数の和:19228

約数の個数: 24

約数和(自身を含む): 1730558304

約数和(自身を除く): 740659226

約数列:

[1, 2, 7, 14, 49, 98, 541, 1082, 3787, 7574, 18671, 26509, 37342, 53018, 130697, 261394, 914879, 1829758, 10101011, 20202022, 70707077, 141414154, 494949539, 989899078]

約数ペア:

[(1, 989899078), (2, 494949539), (7, 141414154), (14, 70707077), (49, 20202022), (98, 10101011), (541, 1829758), (1082, 914879), (3787, 261394), (7574, 130697), (18671, 53018), (26509, 37342)]