155707948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{17783}}^1$

素因数の和:17997

約数の個数: 24

約数和(自身を含む): 298771200

約数和(自身を除く): 143063252

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 2189, 4378, 8756, 17783, 35566, 71132, 195613, 391226, 782452, 3538817, 7077634, 14155268, 38926987, 77853974, 155707948]

約数ペア:

[(1, 155707948), (2, 77853974), (4, 38926987), (11, 14155268), (22, 7077634), (44, 3538817), (199, 782452), (398, 391226), (796, 195613), (2189, 71132), (4378, 35566), (8756, 17783)]