26629869

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 42045696

約数和(自身を除く): 15415827

約数列:

[1, 3, 7, 21, 41, 123, 157, 197, 287, 471, 591, 861, 1099, 1379, 3297, 4137, 6437, 8077, 19311, 24231, 30929, 45059, 56539, 92787, 135177, 169617, 216503, 649509, 1268089, 3804267, 8876623, 26629869]

約数ペア:

[(1, 26629869), (3, 8876623), (7, 3804267), (21, 1268089), (41, 649509), (123, 216503), (157, 169617), (197, 135177), (287, 92787), (471, 56539), (591, 45059), (861, 30929), (1099, 24231), (1379, 19311), (3297, 8077), (4137, 6437)]