23271555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{347}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 39688704

約数和(自身を除く): 16417149

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 263, 347, 789, 1041, 1315, 1735, 3945, 4471, 5205, 5899, 13413, 17697, 22355, 29495, 67065, 88485, 91261, 273783, 456305, 1368915, 1551437, 4654311, 7757185, 23271555]

約数ペア:

[(1, 23271555), (3, 7757185), (5, 4654311), (15, 1551437), (17, 1368915), (51, 456305), (85, 273783), (255, 91261), (263, 88485), (347, 67065), (789, 29495), (1041, 22355), (1315, 17697), (1735, 13413), (3945, 5899), (4471, 5205)]