311815479

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{3877}}^1$

素因数の和:3999

約数の個数: 32

約数和(自身を含む): 469082880

約数和(自身を除く): 157267401

約数列:

[1, 3, 17, 19, 51, 57, 83, 249, 323, 969, 1411, 1577, 3877, 4233, 4731, 11631, 26809, 65909, 73663, 80427, 197727, 220989, 321791, 965373, 1252271, 3756813, 5470447, 6114029, 16411341, 18342087, 103938493, 311815479]

約数ペア:

[(1, 311815479), (3, 103938493), (17, 18342087), (19, 16411341), (51, 6114029), (57, 5470447), (83, 3756813), (249, 1252271), (323, 965373), (969, 321791), (1411, 220989), (1577, 197727), (3877, 80427), (4233, 73663), (4731, 65909), (11631, 26809)]