143228245

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 188593920

約数和(自身を除く): 45365675

約数列:

[1, 5, 23, 29, 67, 115, 145, 335, 641, 667, 1541, 1943, 3205, 3335, 7705, 9715, 14743, 18589, 42947, 44689, 73715, 92945, 214735, 223445, 427547, 987781, 1245463, 2137735, 4938905, 6227315, 28645649, 143228245]

約数ペア:

[(1, 143228245), (5, 28645649), (23, 6227315), (29, 4938905), (67, 2137735), (115, 1245463), (145, 987781), (335, 427547), (641, 223445), (667, 214735), (1541, 92945), (1943, 73715), (3205, 44689), (3335, 42947), (7705, 18589), (9715, 14743)]