197782815

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^3\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 325877760

約数和(自身を除く): 128094945

約数列:

[1, 3, 5, 15, 47, 127, 141, 235, 381, 635, 705, 1905, 2209, 5969, 6627, 11045, 17907, 29845, 33135, 89535, 103823, 280543, 311469, 519115, 841629, 1402715, 1557345, 4208145, 13185521, 39556563, 65927605, 197782815]

約数ペア:

[(1, 197782815), (3, 65927605), (5, 39556563), (15, 13185521), (47, 4208145), (127, 1557345), (141, 1402715), (235, 841629), (381, 519115), (635, 311469), (705, 280543), (1905, 103823), (2209, 89535), (5969, 33135), (6627, 29845), (11045, 17907)]