71275209

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 101523840

約数和(自身を除く): 30248631

約数列:

[1, 3, 37, 43, 109, 111, 129, 137, 327, 411, 1591, 4033, 4687, 4773, 5069, 5891, 12099, 14061, 14933, 15207, 17673, 44799, 173419, 217967, 520257, 552521, 642119, 653901, 1657563, 1926357, 23758403, 71275209]

約数ペア:

[(1, 71275209), (3, 23758403), (37, 1926357), (43, 1657563), (109, 653901), (111, 642119), (129, 552521), (137, 520257), (327, 217967), (411, 173419), (1591, 44799), (4033, 17673), (4687, 15207), (4773, 14933), (5069, 14061), (5891, 12099)]