111911919

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6841}}^1$

素因数の和:6911

約数の個数: 32

約数和(自身を含む): 183912960

約数和(自身を除く): 72001041

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 5453, 6841, 16359, 20523, 47887, 129979, 143661, 280481, 389937, 841443, 909853, 1963367, 2729559, 5329139, 5890101, 15987417, 37303973, 111911919]

約数ペア:

[(1, 111911919), (3, 37303973), (7, 15987417), (19, 5890101), (21, 5329139), (41, 2729559), (57, 1963367), (123, 909853), (133, 841443), (287, 389937), (399, 280481), (779, 143661), (861, 129979), (2337, 47887), (5453, 20523), (6841, 16359)]