208768313

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 246758400

約数和(自身を除く): 37990087

約数列:

[1, 13, 17, 47, 101, 199, 221, 611, 799, 1313, 1717, 2587, 3383, 4747, 9353, 10387, 20099, 22321, 43979, 61711, 80699, 121589, 159001, 261287, 341683, 944653, 1049087, 2067013, 4441879, 12280489, 16059101, 208768313]

約数ペア:

[(1, 208768313), (13, 16059101), (17, 12280489), (47, 4441879), (101, 2067013), (199, 1049087), (221, 944653), (611, 341683), (799, 261287), (1313, 159001), (1717, 121589), (2587, 80699), (3383, 61711), (4747, 43979), (9353, 22321), (10387, 20099)]